when you ejaculate into a persons mouth or face, and accidentally miss and get it in the persons eyes and they become unable to see.
john- "dude i was going to cum all in jenny's mouth but i missed and got her right in the eye! she couldn't even see."
bill-"aww sweet! you totally man maced her!"
bill-"aww sweet! you totally man maced her!"
by pony raptor September 14, 2010