un-hit on Share definition Flag The act of someone approaching you to hit on you, then deciding not to. Similar in context to an uninvitate, in which the inviter takes back their invitation. "Hey baby---- ohhhh you look 16... nevermind" (walks away) un-hit on by Andi August 15, 2004 0 0 Get merch Get the un-hit on mug. Buy Now — $32.95 See more merch