Definitions by Boy boii

Neesh 

A replacement for the word "nice". It is used to exclaim great news.

Often used in reference to a sexual innuendo or while congratulating a bro in his sexual conquest.

Sam "Josh and I took those twins to poundtown last night!"
Parker "Neesh!!"
Will "Fucking Neesh"

Neesh by Boy boii January 29, 2015