Fire
Describes something that is really good or cool.
Basic
Refers to someone who is unoriginal and only follows mainstream trends.
Glow up
A transformation of one's appearance.
Cap/No cap
"Cap" means you're lying (like you're hiding beneath your cap/hat). "No cap" means you're not lying. E.g., "I did my homework all by myself, no cap!"
Facts
Used in response to a point well-made. E.g., Person 1: "This school is wack!" Person 2: "Facts."
Extra
Over the top or excessive. Someone who is exhibiting dramatic behavior.
Bruh
Gender-neutral term for a friend; can be used in disgust or excitement.
High-key
Used to describe one's thoughts, desires, or feelings in a proclaiming, exclamatory manner. The opposite of "low-key."
Bet
An affirmative response meaning "definitely," "absolutely," etc. E.g.,"When this quarantine is over, wanna meet up at the mall?" "Bet!"
Can't even
An expression that denotes various emotional responses when a person can't comprehend what was said or what's happening.