Sleeper Build

when a guy looks skinny and doesn't lift , but when he flexes his muscles he looks massive .

Adam: tbh u look like u don't lift.
Mac: that's called Sleeper Build dumbass.

by playboiiii1 September 25, 2022

sleeper

a person who has too much sleep. dont mess cuz they r too cranky and will beat u up with a stick, machine gun, sword, machetie, or a cat. loves atackin with the cat.

"my bro is such a sleeper. he hit me in the head with a cat."

by H3R0 B01 May 12, 2006

rough sleeper

The term Rough-Sleeper is used to define homeless people in British slang. It's etymology arises from sleeping in rough conditions such as on the street.

Rough sleepers were seen bedded-down on benches.

by Notorious_bob April 19, 2017

Sleeper Agent

A sleeper Agent is someone who has that little part of them which is unintentionally activated by a word, sentence or a sound. Mostly this is used in memes for general laughs and goofs.Activation of the sleeper Agent can lead to something they are really good at or a ancestral thing, again it's just a sudden awakening of something

Gary: Hey dude did you hear this bomb song?
Jake: Nah man, let me hear it!
Gary: *Puts on the song*
Jake: *suddenly starts busting out moves* he-y what's happening to me?!
Gary: Looks like your a sleeper Agent, damn.

by Just a guy living his way May 06, 2023

salmon sleeper

When a man punishes a woman's vagina so hard and violently that she falls asleep afterwards

Hey your wife is still asleep, she went to bed early didn't she? Yeah but we had some good sex last night must have gave her the salmon sleeper.

by Trevygtown February 18, 2014

Gym sleeper

Much like a sleeper car, a gym sleeper is a person who doesn't look like or you didn't expect to move alot of weight at the gym.

Bro, did you see Bryan?? He's a gym sleeper! I didn't think he can lift that much since he doesn't look like it!

by Giant_organism February 15, 2022

sleeper cell

A sleeper cell is a person who remains a dormant member of a group while belonging to another group for undisclosed reasons. Usually the sleeper cell status is kept a secret.

Those terrorists pretending to be normal students were the ultimate sleeper cells.

Why didn't you tell me you were half Asian? You're such a sleeper cell!

by !!!! 111 sleeper cell 111!!!! May 04, 2005