zahttp://www.oed.com/dictionary/za_n%3Ftab%3Dmeaning_and_useza, n.
First published 1986; not fully revised

zanoun

U.S. slang.
  1. 1968–
    1. 1968–70
      Za.., pizza.
      Current Slang (University South Dakota) vol. 3–4 140
    2. 1980
      You can go for 'za, burgers, and ice cream without signing out.
      L. Birnbach et al., Official Preppy Handbook 44/2
    3. 1983
      One of the boys called up and asked the parlor to bag the za (meaning ‘cancel the pizza’).
      Verbatim vol. 9 iv. 1/1
    4. 1984
      In surveying my classes for campus slang I learned that pizza is referred to as za and to get or eat a pizza is to do a za.
      American Speech vol. 59 89

za, n. was first published in 1986; not fully revised.

za, n. was last modified in July 2023.