Green’s Dictionary of Slang

zetz n.

[synon. Yid.; ult. Ger. Zurücksetzung, a setting back]

(US) a blow or punch, often fig.

[US]Rolling Stone 11 Jan. 85: The actor had come to tape ‘The Phil Donahue Show,’ to talk about his new movie, ‘The Big Fix,’ and maybe even to get a little zetz going with Donahue, whose political barbs during interviews had impressed him.