Guck Guck 

The sound a person makes when deep-throating a cock, or when having their throat fucked.

"How you doing down there?"
"Guck guck guck guck guck..."

Guck Guck by Wolfgang von Snowden September 13, 2022

Guck Guck 

The Noise A Female Makes When Choking On Dick.

Wanna Give Me Some Guck Guck?

Guck Guck by DxNxtDisturb June 8, 2018

Guck Guck 9000 

Only the best of blowjobs that end with the most orgasmic finish

Kyle: “dude jade gave me that guck guck 9000 last night and damnnn”

Or
Lexi: “I gave Kyle that guck guck 9000 last night and he couldn’t even move”

Guck Guck 9000 by Milkycunt69 October 22, 2019

Washy Buddha Guck Fight 

A guck fight taking place between two Buddhas. These buddhas are generally washy and enjoy throwing guck. Washy Buddha guck fights can injure innocent passerby and are a public safety violation.

Don't go down that alley; it's a popular spot for washy buddha guck fights.

Washy Buddha Guck Fight by Callie Calypso January 19, 2013

Guck 

The noise that is made when a penis is being deep throated.

Male - "Oh yeah, suck on this purple mushroom tip"

Female - "Guck, guck, guck, guck, guck"

Guck by Gucking May 21, 2014

Guck 

when ur pissed off and u press g instead of f

Person 1 - Guck off

Person 2- HAHAHHAHA
Person 1 - GUCK OFF

Guck by Anonymous123512q3w21 November 28, 2021

guck 

When you do a typo. For exemple, when you want to write fuck but you do a typo and write guck. Because of this typo (that I make regularely) you call any typo a guck.

(chatting on MSN)

person 1: sorry... but i cant make it to your party

person 2: (very frustrated) what the guck!!!!!!!!

person 1: guck?????

person 2: fuck* sry bout that

person 1: dnt worry bout it bud i guck a lot 2

person 1: dont* lol

guck by kicknickinthenet December 20, 2007