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 04, 2007
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 03, 2007