When a man masturbates and then flings his semen after orgasm, much like Spiderman's webslinging ability.
I was jerking off when my girlfriend burst into my room, causing me to websling all over my monitor.
by Diebold November 4, 2007
 Get the webslingmug.
Get the webslingmug. The act of laying your soft penis in front of a person place or thing and immediatly get a sudden physical hardness in your private region were it extends to a length that it slaps the target object straight in the jaw and secretes a sticky white fluid on the target that simulates spidermans webs.
also see spiderman ass and Spidey Senses are Tingling
also see spiderman ass and Spidey Senses are Tingling
by Peter Russo July 3, 2007
 Get the Websling Dongmug.
Get the Websling Dongmug. by William Mith April 1, 2005
 Get the webslingingmug.
Get the webslingingmug. A sexual act; the act of ejaculation through self-flagellation onto one's own hand, tossing the ejaculate into the face of a sexual partner with a swift, comical motion.
Seamus' girl Brooke had the pink eye for a solid week, and everyone knew it was because of his webslinging fetish.
by Jacob Voelzke November 23, 2007
 Get the webslingingmug.
Get the webslingingmug. webslinger the art of ejaculating in one's hand then throwing in a female's face in the style of spiderman.
by BoWsEr / NiCk January 16, 2009
 Get the [webslinger]mug.
Get the [webslinger]mug. by Thadius3 July 6, 2005
 Get the webslingermug.
Get the webslingermug. The webslinger is when your wife or gf won't give you any play, so you retire to the bedroom and sit on the corner of the bed and jerk off. Once she opens the door, you fling the cum directly at her face using the "Spiderman" hand gesture.
"My girl wouldn't give up the stink last night so I waited 20 min in the bedroom just to hit her with the webslinger."
by Slimey bubble June 16, 2015
 Get the Webslingermug.
Get the Webslingermug.