Allowing someone (male or female) to proceed to get their swag on (do them) by ceasing your hatred (hating); So that they may peacefully go about their activities that which excited your anger. This phrase was created by Lil B aka BasedGod former member of a music group called The Pack.
Person 1: SWAG! SWAG! SWAG! *Dancing to Lil B music*
Person 2: Omg!
Person 3: What happened?
Person 2: Why does he keep doing that dancing and yelling "swag"?
Person3: Man, let that boy cook!
Person 2: Omg!
Person 3: What happened?
Person 2: Why does he keep doing that dancing and yelling "swag"?
Person3: Man, let that boy cook!
by Basedworld Nigga July 28, 2012

by BongoTheKiller88 October 21, 2023

Let him cook means-- give him a second, let's see what he's working on and what comes out of this. Don't interrupt him, let's see what's bubbling up there and what this turns into.
Person 1: *begins typing a multiple paragraph definition on Urban Dictionary*
Person 2: *Looks over Person 1's shoulder* "This definition seems like it's kinda going to suck...
Person 3: Let him cook
Person 2: *Looks over Person 1's shoulder* "This definition seems like it's kinda going to suck...
Person 3: Let him cook
by 🐺 June 14, 2025

Nigga 1: Damn what this nigga talkin bout, "he's cookin."
Nigga 2: I don't really know what he sayin fully but I agree with everyword. "Let him cook."
Nigga 3: will yall shut up talkin so much, and "let my boy cook."
Nigga 2: I don't really know what he sayin fully but I agree with everyword. "Let him cook."
Nigga 3: will yall shut up talkin so much, and "let my boy cook."
by Jsowl May 11, 2024

by shopmimi November 18, 2023

The same thing as “Who let bro cook?” except it’s blaming the Fallen Angels for it. A reference to the Dead Sea Scrolls.
It’s used when someone sees something that can be considered an amalgamation, abomination, or something that shouldn’t really exist hypothetically or literally.
It’s used when someone sees something that can be considered an amalgamation, abomination, or something that shouldn’t really exist hypothetically or literally.
Person: “What the f*ck is that?!”
*Sees something that probably shouldn’t exist.*
Person: “Who let the Fallen Angels cook?!”
*Sees something that probably shouldn’t exist.*
Person: “Who let the Fallen Angels cook?!”
by Pseudonym2100 April 20, 2024

What you say when someone, usually a musical artist, makes music so bad that they should stop doing it for an indefinite amount of time.
by an extremely depressed bandu May 7, 2023
