No cap 

No lie or not lying

No cap her kitty stank.... ewww

No cap by yourhairline February 22, 2019

no cap 

no lie. it basically means your telling the truth & being honest.

i think i like jessica , no cap.

no cap by BADandBOUJEE$$ March 15, 2020

No cap 

No cap basically means "it's true". Comes from Twitch, where emote(emoji) "Kapp"(and also "Kappa") means a lie/fake.
No Kapp, bro - I'm not lying, bro.

I love you, no cap.
I love you, it's true.

No cap by Veringebo October 20, 2020

No Cap 

No Cap is like saying No Joke or No lie.
Origins of No Cap, is recycling the 90's slang word capping(joking)

Ima make some bomb ass burritos, No Cap.

No Cap by w()rd May 22, 2019

No Cap 

Short for ‘No Caption’.

Uploads Post on social media platform and in the caption types ‘No Cap’
Either they don’t know what to caption the post as, or the post speaks for itself and needs no caption.

No Cap by _Sutherland_ May 20, 2020

No cap 

People use it as a cool way of saying “im not lying”

The dick was good no cap 🚫🧢

No cap by trxppie.axel September 21, 2018

No cap 

(from skater slang)
means that something is the truth or that you're not lying.
the phrase was ruined by tiktokers and just 12 year old kids using it in general

I sucked your mom's dick yesterday no cap on god.

No cap by User694208800q March 3, 2021