za

Etymology 1

Shortened from pizza.

noun

1. (US, Canada, slang, 1970s, 1980s) Pizza.
   In fact, not ordering a SUB or ZA (pizza) is almost impossible since places to eat in Sackville include Subway (subs), Ed's (subs), Joey's (subs and za), Pizza Delight (mostly za), The Snack Shop (subs and za) and One Plus One (subs and za). 1994, Sara Borins, The Real Guide to Canadian Universities, page 130
   But Chris, using some of his dated terminology, insisted that he wanted "za" for dinner. Back when Chris was a youngster in college, "za" was short for pizza--as if pizza were a lengthy word needing abbreviating. 2006, Lee Simon, The restaurant dream?: an inside look at restaurant development, from concept to reality, page 44
   They call me the Za-Lord. 2010, Jim Butcher, Turn Coat

Etymology 2

From an apheretic pronunciation of exotic. Compare zaza (“exotic marijuana”).

noun

1. (slang) Exotic marijuana.
   Give me some Za, Percs, drank (Wow) / Lambo starburst paint (Wow) 23 April 2021, “Just Say Det”, in A Gangsta's Pain, performed by Moneybagg Yo
   I'm off the za, I'm smoking opps / He tryna run, he catch a shot (Boom) 3 December 2021, “What They Gon Say”performed by Ron Suno
   Heavy on the za, but with the shrooms, I'm micro dosin' / Got the mini K up in the goose, I'm micro coatin' 3 April 2023, “A2Z/Euphoria 2”performed by BabyTron

Etymology 3

intj

1. An expression of surprise or confusion; compare wha, huh, eh.
   "Really, the best evidence that Liam was under mind control is that everyone here is still alive." "Za?" 11 May 2022, Dan Shive, El Goonish Shive (webcomic), Comic for Wednesday, May 11, 2022