"cruel quip," 1970, from zing + -er (1). Earlier it was baseball slang for "fastball" (by 1957).
he always greeted me with a new zinger
she tried to think of some killer of an argument, a real zinger that would disarm all opposition
Zimbabwe
zinc
zine
zinfandel
zing
zinger
zinnia
Zion
Zionism
Zionist
ZIP
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