The term YAD is the acronym of the expression "Ya dude" and is often used in text messaging or on websites like Twitter which often require a word limit. The word YAD is most often used in replacement of the word "yes" to express great enthusiasm and excitement in their response. This term is most frequently used in Santa Cruz, CA but is soon to be proclaimed a part of the California slang.
Friend 1: Are you pumped for the rager tonight?
Friend 2: YAD
Friend 3: Nah man I don't wanna go Friend 1: Stop being such a frail
Guy 1: Dude did you see what the seniors did to the mascot?
Georgia: “How are you?”
Alfie: “Great Gigi, thanks! How about you?”
Georgia: “I’m alright, stomach is feeling a bit yad though.”
Alfie: “Aw you should go and take some medicine for it, G.”