Rear Gunners Thumbs Share definition Flag Describes a lady with large erect nipples, see also chapel hat pegs, Adidas heel studs, pigmy's cocks. Jesus Christ have you seen her nipples, they're like rear gunners thumbs! Rear Gunners Thumbs by cheesey February 13, 2004 0 0 Get merch Get the Rear Gunners Thumbs mug. Buy Now — $32.95 See more merch