thunk deck 

It is usually mentioned for someone with a big dick.. When a person has a boner, and when the dick gets very big its called thunk deck

i love your thunk deck . i want to bj

thunk deck by blumblee September 16, 2015

Thunk A Bunk 

A person who’s dirty aka a Thunk A Bunk

Aye yall seen how Emin A didnt shower? He a thunk a bunk!

Thunk A Bunk by anonymous December 12, 2020

thunk it up 

a different way of saying thinking

jolie said, “i thunk it up.”

thunk it up by swaggymaggie March 30, 2022

Who da thunk it

Short-cutting "Who would have thought it" or "I cant believe it"

Person 1: "I got tickets to the concert"
Person 2: "Who da thunk it! You da man!"

Who da thunk it by Fåtß0¥ July 7, 2005

Who would've thunk?

It is a phrase to denote surprise, thoughtfulness and shock on an event or happening

Joe: America gets a black president
Bill: Who would've thunk?

Who would've thunk? by shrikash December 9, 2009

Zip thunk 

Sound made from unzipping the pants and a large member hitting the floor. Normally used when someone makes you mad and you want to get them back or do something bad to them.

I am gonna get you back. Zip thunk.

Zip thunk by Bob May 17, 2003

Big thunk 

You thunk

Big thunk on you

Big thunk by Timtunner October 17, 2019