Informal Expressions
What is an Informal Expression?
An informal expression is a word or phrase used in casual, friendly conversation—not in formal writing or serious situations. Learn the top informal English expressions to sound more natural and fluent in everyday conversation. Includes meanings and examples for phrases like “no worries,” “what's up,” and “chill out.”
What’s up?
What’s going on?
No worries
It’s okay / Don’t worry
Chill out
Relax
My bad
My mistake
You bet!
Definitely / Of course
Catch you later
See you later
I’m in
I agree / I’ll join
I’m out
I’m not joining / I’m leaving
All good
Everything is fine
Come on!
Seriously? / Hurry up
You rock!
You’re awesome
Take it easy
Relax / Bye
I’m good
I’m okay / No thanks
That’s cool
That’s nice / okay
For real?
Really?
Hang on
Wait a second
Got it
I understand
Give me a break
Stop it / That’s not fair
You nailed it
You did it perfectly
That’s messed up
That’s wrong / unfair
Don’t sweat it
Don’t worry
I’m beat
I’m very tired
I’m broke
I have no money
It sucks
It’s bad / annoying
What a bummer
That’s disappointing
I feel you
I understand you
I’m down
I want to do it / I agree
No big deal
It’s not important
Way to go!
Great job!
Same here
Me too
That’s lit
That’s amazing / cool
That’s fire
Very cool or exciting
Yikes!
Oh no! / That’s bad
Dang!
Expression of surprise or anger
Gonna
Going to
Wanna
Want to
Gotta
Have to
Lemme
Let me
Dunno
I don’t know
Ain’t
Is not / are not
No clue
I don’t know
Kinda
Kind of / a little
Sorta
Sort of
Sweet!
Great / Awesome
Props to you
Respect / well done
Heads up
Warning
Hella
Very (e.g., hella cool)
Cringe
Embarrassing
Lame
Boring / not cool
Sick!
Amazing / cool
Bummer
Disappointment
Hang out
Spend time together
Crash
Sleep / arrive suddenly
Bail
Leave suddenly
Beat
Very tired
Cool down
Calm down
Take a rain check
Postpone
Lose it
Get angry
Zone out
Stop paying attention
Lighten up
Don’t take it seriously
LOL
Laughing out loud
BRB
Be right back
OMG
Oh my God
IDK
I don’t know
FYI
For your information
TBH
To be honest
DM me
Send me a direct message
TMI
Too much information
ROFL
Rolling on the floor laughing
SMH
Shaking my head
BFF
Best friend forever
Thx
Thanks
Pls
Please
Nah
No
Yep / Yup
Yes
Cya
See you
Txt me
Text me
Hmu
Hit me up / contact me
Oops
Made a mistake
Meh
Not interested / whatever
Bro
Friend (male)
Dude
Guy / friend
Sis
Friend (female)
Fam
Close friends or family
Homie
Close friend
Bestie
Best friend
Drama queen
Overreacts
Party animal
Loves parties
Down to earth
Humble
Full of it
Lying
Goofy
Silly / funny
Hottie
Attractive person
Nerd
Smart person (sometimes funny)
Geek out
Get excited about tech/games
Flaky
Unreliable
Laid-back
Relaxed person
Moody
Emotionally up and down
Nosy
Asks too many questions
Sassy
Bold / cheeky
Spoil the mood
Ruin the fun
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