Cap

A lie/To tell a lie

Can be a noun (cap)

Or verb (capping)

John: “Amy told me that she didn’t sneak out last night.”

Ross: “That’s such cap!”

Lucy: “I actually don’t like James.”
Ally: “What?! Stop capping!”

by emma_wemma December 10, 2019

Cap

To falsify or be misleading on a topic or subject
-Brock Weidman

Tom: “Dude that Alligator was 10,000 pounds”
Brock: “That’s not true, that’s cap!”

by capcreator February 11, 2020

Cap

Them word basically saying that's not true. Used back in 1969, the word cap was used to say fuck off that shit ain't true.

That's cap, I didn't fuck a blind orphan in the ass.

by YourMomAMilf January 26, 2022

Cap

Aliyah

Aliyah i know ur cappin

by TBG QualityTeapot September 25, 2020

Cap

Noun:

A lie.

Verb:
To lie.

"Bro that place has 16" pizzas for $5"
"No cap?"
"I'm not capping, bro"
"Let's go then"

Etymology:
"Cap" comes from "Kappa", an emote on Twitch.TV, often used when someone tells a blatant lie.

by yoku October 15, 2019

Cap

The tiktok trend that made the word "cap" mean fake/not real rather than the accessory.

"This is straight cap"
"No way this is their house,this is cap"

by Scetchy teenager April 22, 2022

Cap

When so something isn’t true.

Your friend says you like Riley. “That’s cap”

by Urban dicster October 19, 2021