A trademark used for underwear. This trademark often occurs in lowercase in print: “The venerable white-underwear company . . . had dabbled in socks, sweats, and fashion skivvies” (Advertising Age). “About 500 yards away, on three destroyers snubbed up to the dock, men were clambering on the deck in their skivvies” (Smithsonian).
Mostly a derogatory term, demeaning to the recipient,indicates subserviance.
Not to be confused with skivvy, a long-sleeved, tight-fitting shirt.
His friend: Dude, maybe she's just skivvy right now.
Boyfriend: Oh, you're probably right. I can see how her skivviness can makethis way. Thanks, man. I'll just wait out the skiv