When single (or taken) women and/or gay men stop and stare wantingly and hopeingly at men, most of the time while they are missing some form of clothing or garment, wishing that they had a man just like that to love in more ways then one.
Girl #1: Did you see those shirtless guys playing Ultimate Frisbee over there? They were pretty cute.
Girl #2: You are so totally man-gazing.