Definitions by Fucking Nig-

sweater sweat 

The sweat you got from a sweater in the heat.

Guy 1: It’s fucking hot in here dude.
Guy 2: Well take off your sweater you shitbag!
Guy 1: Dude, I got sweater sweat!
Guy 2: Nice.

sweater sweat by Fucking Nig- July 19, 2018