Mid-to-upper class socioeconomic culture slang. -aish can be inserted into any word ending in -ation, (ie presentation) to quickly convert it into slang. Usually, once it is used, the next response will also contain an -aish word, and so on.
Kid 1- "Hey did you go to the library to work on your presentaish?"
Kid 2- "Nah, just a little study-room masturbaish."
Kid 1-"Nice man. I gotta go to my Biochem recitaish. And wash your hands, btw."
That guy aishdumped that chick over the phone after saying he loved her yesterday
By Lyndel
Aish
An Indian girl name coming from Aishwarya meaning prosperity. Aish is smart and lively. She is pretty and the life of the house. An extremely chirpy and rational person who is caring and humble. An intelligent girl who is crazy at times. She is loved by people around her.