As more parents are willing to throw 18th birthday party for their grown-up kids, more funny 18th birthday quotes are born. Go through the list of the funniest 18th birthday quotes below to get more inspiration on what funniest words to wish him/her a happy 18.
Funny 18th Birthday Quotes
- Happy 18th Birthday to our favorite Lil turtle-dove.
- We’ve lived together for 18 years, but it only took the last 8 to realize how awesome you are. Happy Birthday!
- Happy birthday, you finally get to do what you want. Your parents are like, hope it’s legal.
- Surprise! Happy Birthday! You’re now officially old.
- When you turn 18, everyone remembers your age by how many months you’ve been alive. For example, I’ve been alive eight months? Okay… Bye?
- Someone asked me what I wanted for my 18th birthday… “I want a tall glass of water and a reliable hangover cure.”
- You find out 2018 was the year you were 18 again—whenever you turn that number over for the rest of your life.
- There’s a lot of pressure on 18 year-olds. Parents want to know if you plan to go to college or not, and your teachers want to know what you’re going to do with the rest of your life.
- At this age, your average 18-year-old is struggling to find an open table at the Cheesecake Factory. You, my friend, are not average.
- Everybody has a friend who thinks they’re cool, funny, and an expert on everything. #tbt
- Finally, we can throw out those diapers!
- Treat yourself today.
- Happy 18th birthday! You’re officially legal.
- I never wished for it, so I can’t complain, but you would be mistaken if you thought I’d stop whining on my 18th birthday.
- One year down… 99 to go. Happy birthday, 18th!
- And so the big 1-8… I know we don’t always get along, but you will always be my kid, and I will always love you. Happy Birthday.
- Happy birthday to the most crucial person in the world. You are so loved!!
- If you’re having a birthday… it means you survived another year of being 17.
- May all your personal victories smell as sweet as a three-ounce bag of flavored coffee grounds. Happy 18th birthday.
- You don’t turn eighteen once; you turn eighteen over and over again.
- It’s a funny feeling being 18 and watching your friends graduate. It feels wrong, yet so right.
- Happiest of birthdays to my most favorite human ever.
- Turning 18 is more of an act of philosophy than biology.
- I had some excellent times with you. I hope you’re ready for what’s next.
- Down with this cake.
- Just want to wish my younger self a happy 18th birthday. Hope you’re having fun and not doing anything crazy. Whatever crazy is. 🤡
- Happy birthday to my man. Here’s to 18 years of best friendships– you are indeed a gift, whether it’s laughing about the day I peed on you or crying together because life is hard. I love you to the moon and back.
- Don’t call me grandpa! Happy #18thBirthday.
- For most people, 18 is just a number. But for you, it’s the number of unforgettable memories you’re one year closer to making with all of your friends and family.
- Now that you’re 18, it’s officially time to celebrate you. Happy Birthday!
- When life gives you lemons, make a margarita. Happy 18th birthday to my little #mamacita!
- Today is a big day! Happy birthday, sweetie!’
- Happy Birthday! I love you so much, my perfect baby. It’s hard not to look into your eyes and see all the way into your soul.
- 18 and over and in charge. When we go out with you, we look like we’re in control; when we go out with friends, we look like we’re in charge. What do you think about that? Haha! Happy.
- Happy 18th birthday I love you !!! I didn’t want to wish you the best birthday ever… that’s every birthday! Instead, I wanted to wish you an incredible year… which your birthday is each year.
- Happy 18th birthday to my favorite 18-year old!
- What’s cooler than being 18? Being 18 with a six-pack. Happy sweet 18.
- It’s funny how life follows a funny pattern. You spend 18 years looking forward to the day when you’ll be an adult, and then your 18th year, you wish you were still a kid.
- Just turned 18? Celebrate with a day of partying, then enjoy being an adult by never having to do this again.
- I think 18 is the new 15, but with better driving privileges. Happy Birthday!
- Happy birthday, #1, son! My dad thought you were a good influence on me. Now, I’m not so sure…
- It’s your birthday!!! … and we won’t take no for an answer.
- May the giant 18-wheeler of adulthood be filled with all the good things in life without too many speeding tickets.
- Happy 18th birthday wish, and happy 18th to you! May the rest of your life be as hilarious as this picture.
- Your 18th birthday is a milestone of immense magnitude, so we’re throwing you the party of your lifetime. #happy18thbirthday
- Happy 18th birthday! You have so much life left ahead, don’t waste time being boring or uncool.
- If I’m not old enough to do what I want, then stop making plans for me! Happy 18th Birthday, Princess.
- Happy 18th birthday! You’re my biggest dream come true.
- Don’t be a baby about it; you’re a young lady now with a right to vote and a credit card. Join the thousands of people taking advantage of this unbelievable opportunity to show off with your very own Gold Star 18th.
- That awkward moment when you realize you will never be this young again. Happy birthday.
- When we met, we were like the most boring people in the world. But now we’re like a pair of rainbow highlighters, and all your friends love us more than they like you. Happy birthday, best friend.
- Good looks are only one of the many, MANY perks of being 18.
- I have a theme song that goes, “Happy birthday to you, happy birthday to you….”
- OMG…. I’m eighteen today. I don’t think it has hit me or sunk in yet. I mean, like, I know it’s my birthday and that I am 18, but it hasn’t felt.
- Didn’t even know my birthday was a national holiday.
- This year for your birthday I’m going to give you the gift of a lifetime. You’ll never have to buy another present for yourself ever again.
- I don’t measure a man’s success by how high he climbs but by how high he bounces when he hits bottom. Happy 18.
- I’ve heard that feeling old is better than the alternative, but holy crap, it’s tough. Happy Turning 18th Birthday to my son!
- You might be an adult now, but I’ll still think you’re pretty funny. Happy #18thBirthday!
- Happy 18th birthday! Have a blast at prom. You are old enough now to do things that would get me arrested in 22 states.”
- Happy 18th Birthday, Eric! I hope you enjoyed your special day because now everyone gets to pay for your car insurance!
- Hope your 18th year is everything it should be (and more). Wishing you health, happiness, and all the best.
- You truly are a firework; Happy Birthday.
- No one knows what it’s like to be 18. Only other people who are 18 know what it’s like to be 18.
- Yo, just a couple of years ago, I was in high school #happybirthday
- 18 is not old; it’s freaking fantastic.
- How’s it going? I’m only 18, and I already need glasses.
- I can’t believe my childhood is almost over.
- You only turn 18 once, so make it count.
- That time of the month, your 18th birthday.”
- You know you’re not a child anymore when your parents let you purchase your own cake. Happy Bday!
- Can you believe that eighteen years ago, my mommy went into labor with me?! If that’s not a great reason to celebrate, I don’t know what is. Happy birthday!
- I used to hate when my mom would tell me, “It’s your birthday, so you have to have fun.” But now I get it. I’m going to have a good time no matter what—birth.
- 18 isn’t the number… it’s the alphabet. And you know, alphabet always comes before number.
- I’m 18 today & I’ve already achieved my life dream of having the same age as my shoe size.
- Don’t forget to say “thank you” because you can’t get a driver’s license unless many people help us out. Hope you have a day so good it makes other people jealous!
- Happy 18th birthday. It will be a year of significant changes, but you’ll know what to expect if these years are anything like the last 17.
- Happy 18th birthday to my best friend 🥰 #thewish
- CHEERS! To turning out right and staying that way. Happy Birthday.
- Oh no! Another year older and still no car! Congrats on making it this far, but please–at least set me up on tinder.
- Celebrate this milestone with friends and family—and don’t forget the cake!
- So how old are you, really?
- Happy 18th birthday! You look so old right now.
- We wish you a happy 18th birthday and many more to come.
- I’m not saying I won’t miss you, but I also won’t cry. Good luck living on your own! #happy18thbirthday
- If you like your birthday like you like your coffee: hot and plentiful. happy 18th!
- You’ve grown so much since the first day 18 years ago. Although you’re no longer a kid, always be my little. I love you. Happy bday.
- Best wishes for turning 18. You are no longer a child, but you never stop being my child.
- Happy Birthday! Now you’re legally old enough to know better than to do whatever silly thing you’re about to do. You’re so close to being an adult, but your shoes still smell like teen spirit.
- Happy eighteen. You’re not at all what I imagined you to be, but shockingly better than I expected.
- We’re just a few years apart in age, but we’ve been friends for longer than I can remember. Happy birthday, dude! #HappyBirthday
- Before you turn 18, you’re not allowed to do anything. Just sit around and wait.
- Feeling old? I was just joking. You are #18, after all!
- Wish you all the success that life can bring, especially when it comes to large dinners.
- Finally legal and suddenly able to vote. The perfect combination.
- I wish you all the happiest days of your life.
- To make it to 18 without ruining your parents’ credit, you must be the best child in the history of children. Happy birthday!
- Happy 18th Birthday Suzanne, may all your dreams come true.
- Happy 18th birthday to my friend and twin. I don’t think we’ve ever been apart for more than a week, and I can’t imagine life without you in it.
- Happy 18th birthday to the person who isn’t afraid to stand out.
- It might be legal for you to drink now, but don’t drive. #18thBirthdayBoy
- Happy 18th birthday to the one who makes me feel like I should be wearing crop tops and singing Shakira songs.
- You’re officially a grown-up. We love you! Put it in a park and take a second to appreciate this fantastic milestone.
- Happy 18th birthday to the funniest, most sarcastic person known to man. Happy birthday and may we never grow old.
- You’re the little swan that will always outgrow your nest. Happy 18th birthday!
- This is the day you’ve been waiting for since middle school #happy18thbirthday
- Happy birthday to my favorite number 18 ❤ #birthday
- Ready for your close-up, Mr. DeMille! Happy birthday, #18
- We’re so excited for you to reach 18.
- 18 and fabulous.
- It’s your birthday! The one-time event when everyone is allowed to be stupid.
- Here’s to the best day of your life. And many more BYO-birthday cakes to come.
- Being Fifty is better than being eighteen because you have more money and you don’t want to kill yourself.
- You’re old enough now to hear the truth, so here goes: Your taste in music sucks. Happy 18.