To send someone a link to a interesting article on a wiki or another such site with many interesting pages and many interconnecting links on those pages, so that they will be trapped in a maze of absorbing articles for hours on end.
Friend: Dammit, David Morgan-Mar posted a link to TV Tropes in today's webcomic's annotation and I spent the whole day reading useless trivia.
Me: You sir, have been wiki bombed.
1. a Golf shot that goes no higher then 2 feet off the ground
2. Worm Burner
Christian: damn angelo you just hit wiki bomb
Angelo: (sigh) i hate hittin wiki bomb
Chirstian: ok double or nottin
Christian: if you dont bet me in this wiki bomb contest ur gettin hooked