the art of shooting one's load in a woman's anus immediately after anal sex whilst the anus is dilated and before its diameter reduces to a size too small to hit.
When Luke Skywalker destroyed the Death Star before the window of opportunity vanished, tail gunning.
by DoubleMiles September 10, 2010
When your friend is single and deserves to be single; tail gunning is the go to where one bro can and will keep the other one single.
by The Cheese Guy April 5, 2022