Za Definition
zä
symbol
(metrology) Symbol for the zettaampere, an SI unit of electrical current equal to 1021 amperes.
Wiktionary
The ISO 3166-1 two-letter (alpha-2) code for South Africa.
Wiktionary
Origin of Za
Shortening and alteration of pizza
From American Heritage Dictionary of the English Language, 5th Edition
-
Abbreviation of pizza.
From Wiktionary