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The act of stretching one's scrotum into a batwing like shape and proceeding to stifle one's sexual partner by putting said stretched scrotum on face of partner.
*muffled scream* Amanda: "WHAT THE FUCK?! IS THAT A VEINY BAT WING?" Ahab: "No baby, its a sweaty sleep mask."
by buist2 August 24, 2008
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