pit warmers Share definition Flag Breasts that are so large or droopy that when a woman lies on her back, the hang into her armpits. See also: Pit Hangers. That jogger should tuck those pit warmers into her pants before someone gets hurt. pit warmers by serialkitten February 4, 2004 0 0 Get merch Get the pit warmers mug. Buy Now — $32.95 See more merch