Definitions by gaynibba_63

THONKER 

A loser who is obsessed with the Thonk meme, wich is a parody of the thinking emoji.

Thonker: "has a thonk picture" post thonk memes all the time on discord and 9gag
responder: haha funny thonk

THONKER by gaynibba_63 April 19, 2018