Funny 21st Birthday Captions For Instagram, Friends And Yourself

They say laughter is the best medicine, and what better time for a dose of humor than your 21st birthday? We’ve gathered the funniest captions that will have your friends and followers rolling on the floor.

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Funny 21st Birthday Instagram Captions

Level 21 Unlocked: Adulting not included (but cake is).
Finally old enough to buy the wine I’ve been “borrowing” from Mom.
Officially 21: May or may not have already celebrated with a juice box.
Cheers to 21 years of questionable decisions and excellent taste in cake.
Warning: May spontaneously combust from birthday fire.
RIP to my fake ID. You served me well, little buddy.
Adulting level: Unlocked. Expertise level: Still under construction.
21 and ready to make questionable life choices with questionable friends.
My spirit animal is now legally allowed to drink. Watch out, world.
Can’t decide what’s scarier: turning 21 or the fact I still sleep with a stuffed animal.
Proof that even questionable decisions can lead to glorious cake.
Officially an adult…ish. Don’t tell my bank account.
Upgraded to 21.0: New features include questionable dance moves and a bottomless mimosa brunch addiction.
Here’s to 21 years of laughter, love, and questionable life choices. Here’s to many more!
My parents are finally relieved they can legally disown me.
Sipping on sunshine and pretending I know what I’m doing at 21.
21 and fabulous…ly unprepared for adulthood.
My birthday wish? To find the remote and a purpose in life.
Warning: May experience spontaneous karaoke outbreaks at 21.
Adulting: Coming soon to a theater near you…maybe.
May the odds of responsible adulthood ever be in my favor.
21 and finally old enough to buy my therapy sessions.
Can’t wait to use my “adulting skills” to order delivery for the next 21 years.
Cheers to 21! May the hangover be mild and the memories legendary.
Officially an adult: Responsibilities sold separately.
21 and ready to take on the world…with a nap first.
My birthday wish? To find a genie who can grant me unlimited pizza.
Not sure what’s scarier: turning 21 or the fact I can’t remember what I did last night at 16.

Funny 21st Birthday Captions For Yourself

21 and finally old enough to buy wrinkle cream…just kidding, I’m already using it.
Warning: May spontaneously combust from birthday cake sugar rush.
Adulting: Downloaded, installing…encountered errors. Please reboot.
Cheers to 21! May my bank account forgive me for the next few weeks.
My spirit animal is now legally allowed to karaoke. World, tremble.
21 and finally an adult…according to the bartender, at least.
Questionable decisions made better with cake: A 21-year summary.
They say with age comes wisdom. The jury’s still out on that one.
Leveled up to 21! New skill unlocked: Ability to order unlimited takeout.
21 and ready to take on the world…with a Netflix marathon and pajamas first.
My birthday wish? To find a genie who can make laundry fold itself.
Officially an adult: Responsibilities on backorder. ETA unknown.
Feeling 21 and fabulous…ly unprepared for adulting responsibilities.
21 and still searching for my spirit animal (hint: it probably naps a lot).
Warning: May experience uncontrollable dance moves at 21. Don’t come near me if you have two left feet.
Adulting pro tip: Fake it ’til you make it (and hope no one notices).
My birthday resolution? To finally learn how to adult…maybe next year.
21 and officially old enough to buy my birthday cake. Treat yourself!
Cheers to 21! May the memories be epic and the hangovers minimal.
Adulting level: Unlocked. Proficiency: Questionable at best.
Still haven’t figured out what I want to be when I grow up, but hey, at least I can drink now!
21 and finally legal to do all the things I’ve been doing for years (but hopefully better this time).
My spirit animal is a sloth. Happy birthday to the laziest 21-year-old you know!
Warning: May spontaneously burst into a birthday song at any moment.
21 and still convinced naps are a productive activity. Don’t argue.
Adulting: Instructions unclear. Got distracted by cake.
Cheers to 21! May the adventures be wild and the stories even wilder.
Officially an adult: Wine not? (See what I did there?)
21 and finally old enough to appreciate a good nap. Don’t ruin it for me.

Funny 21st Birthday Captions For A Friend

Happy 21st to my partner-in-crime (and hopefully not future bail bondsman). Here’s to many more adventures (questionable or not)!
Cheers to 21 years of you! May your birthday be as epic (and slightly disastrous) as all your best stories.
Officially 21! Now you’re legally allowed to make the same questionable decisions I do. Happy birthday!
My liver sends its condolences (and maybe a celebratory drink) on your 21st! Happy birthday, you crazy diamond.
Happy 21st to the friend who always knows how to find a good time (and probably get us kicked out of it). Here’s to many more!
21 and finally old enough to buy your therapy sessions. You’re welcome (and maybe a little jealous). Happy birthday!
Warning: Birthday friends may experience uncontrollable dance moves and spontaneous karaoke outbreaks.
Happy 21st to the friend who’s basically my chosen family (and hopefully less embarrassing). Here’s to many more years of laughter!
May your 21st be filled with more cake than regrets (but hopefully some funny stories to tell later). Happy birthday!
Cheers to 21 years of friendship and questionable life choices! Here’s to many more with you, my awesome friend.
Happy 21st to the friend who’s always down for an adventure (even if the adventure involves questionable decisions). Here’s to you!
They say with age comes wisdom. The jury’s still out on you, but happy 21st anyway!
Happy 21st to the friend who’s always one step ahead of adulthood (or at least pretends to be). Here’s to you!
21 and finally legal to celebrate like there’s no tomorrow (but hopefully there is). Happy birthday, my friend!
May your 21st be legendary (and hopefully not require a complete memory wipe). Happy birthday!
Happy 21st to the friend who’s a walking meme. Here’s to many more years of laughter!
Officially an adult: Responsibilities sold separately (especially for you). Happy 21st birthday!
Cheers to 21 years of you! May your birthday be lit (but hopefully not literally).
Happy 21st to the friend who’s always up for a good time (and probably has the best hangover cures). Here’s to you!
21 and finally old enough to appreciate a good nap. Don’t worry, I won’t judge (much). Happy birthday!
Adulting: Downloaded, installing…encountered errors. Please refer to your friend (me) for assistance. Happy 21st!
Happy 21st to the friend who’s always one karaoke song away from a good time. Here’s to many more!
May your 21st be filled with more birthday cake and laughter than hangovers (but hey, stories are fun too). Happy birthday!
Cheers to 21 years of friendship! Here’s to many more years of questionable decisions and epic memories with you.
Happy 21st to the friend who’s my spirit animal (minus the questionable fashion choices). Here’s to you!
21 and finally old enough to buy your drinks (which you’ll probably spill on me). Happy birthday, you goofball!
They say hindsight is 20/20. Here’s to hoping your 21st doesn’t require too much hindsight. Happy birthday!
Happy 21st to the friend who’s always there for a good time (and maybe a helpful nudge back to reality). Here’s to you!
May your 21st be a blur of good times, bad decisions, and stories that will make future birthdays legendary. Happy birthday!
Cheers to 21 years of you! Here’s to another year of friendship, laughter, and hopefully not too many trips to the emergency room. Happy birthday!

CoolMeanings

Funny 21st Birthday Captions For Instagram, Friends And Yourself

Funny 21st Birthday Instagram Captions

Funny 21st Birthday Captions For Yourself

Funny 21st Birthday Captions For A Friend

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