2 definitions by Ur mom but better

An acronym for "how about you shut the fuck up". You can use this for if you want someone to shut their whiney ass mouth, and make them look dumb for not knowing what ot means.
Person 1: "AND THEN SHE GRABBED MY-"
Person 2: "Bro, haystfu."
Person 1: "Um what?"
by Ur mom but better November 11, 2019
Get the haystfu mug.
A ship name for the two "lovers" Ash and Eiji from the anime, Banana Fish (which you can watch on amazon prime).
Person 1: "Bro im thinkin bout asheiji rn"
Person 2: "What the hell is that?"
Person 1: "Something you'd never understand smh"
by Ur mom but better June 9, 2020
Get the asheiji mug.