Don't sleep on 

A phrase used to describe a person who should not be underestimated. A practical term which can be used with most anyone in any situation where the individuals abilities, conduct or intelligence might be underestimated.

I know the Kobe and the Lakers have won nine games in a row, but Manu Ginobili is a Laker killer. Don't sleep on Manu Ginobili!

Don't sleep on by Tom_in_SA March 1, 2009

don’t sleep on it 

To make a decision early, before sleeping, therefore meaning it stays in your head.

Your idea is amazing, don’t sleep on it

don’t sleep on it by Cdog6921 November 27, 2017

dont sleep on my gang 

What you say when someone mess with your gang.

Yo nigga, your gang sucks!
DONT SLEEP ON MY GANG NIGGA.

dont sleep on my gang by Beneath May 19, 2017

Cheeks 

An Irish phrase meaning shit, derived from ass
(Not to be confused with the literal description of one's buttocks)

"Did you hear the song Aylek$ dropped?"
"Hardly. Her music is absolute cheeks."

"My boyfriend say LaFlame is cheeks."
"Tell your boyfriend I said it's his mixtape that's cheeks."

Cheeks by thecartisan April 26, 2020

sans sheriff 

Lawless use of fonts or typography, with no regard to aesthetics or legibility

I'm putting this CV straight in the bin. Written totally sans sheriff.

sans sheriff by Jamarley July 3, 2019

Breadhead 

Someone who is addicted to obtaining money and building wealth. A money addict and fanatic. Breadheads often work more than one full-time job, and some even participate in illicit activities to "obtain the bread".

A breadhead is like a crackhead, but for money instead of crack.

Breadhead by 🅱️ U S 3 4 8 March 30, 2022

Stink lines

As seen in illustrations or cartoons: Wavy, vertical lines rising above a person, place or thing. Denotes a foul odor.

"You didn't put enough stink lines on your picture of the teacher."

Stink lines by Athene Airheart March 14, 2004