During anal sex, the person that is doing the penetrating and thrusting is the one that is doing the "knocking," and the anal opening is, obviously, referred to as the "back door."
by Zeeky H. Bomb March 19, 2005
Get the knocking on the back door mug.by Peter Grifffin May 30, 2006
Get the junk knocking mug.Related Words
to fuck a girl in the ass, and right as you're about to cum, you punch her in the back of the head so she tenses up.
by Deez Nutz May 30, 2004
Get the knocking out the donkey mug.by gina.c January 27, 2007
Get the fudge knocking mug.The act of a threesome with one dude on the bottom, a girl in the middle, and the other dude on top; double penetration when the two dudes sacks are clapping against each other.
by evilsana August 1, 2011
Get the Nut Knocking mug.by Barry_2007 August 31, 2007
Get the Bobby Knocking mug.n. when a man attempts anal sex without requesting verbal permission. Often involves either precursory acts such as foreplay (rimming, anal fingering) or preceding acts (spreading of ass checks, tapping head of penis on anus, pushing the tip of the penis onto the orifice without full insertion) to signal one's attempt at anal intercourse.
After doing it doggystyle with Jackie, I started knocking on the back door. She didn't object so I totally stuck it in her butt until she screamed.
Richard Johnson kept knocking on the backdoor last night in bed, but I told him to stop since I barely know him.
Richard Johnson kept knocking on the backdoor last night in bed, but I told him to stop since I barely know him.
by calisp August 1, 2013
Get the knocking on the back door mug.