Top definition
When one of your friends on MySpace or Facebook installs a stupid application like "Send an endangered invertebrate" which then proceeds to hijack their address book and spam everyone.
Jimmy: Hey, I just got a message from Susie on FaceSpace that all my pictures are on some website! What the fuck!

Julie: Oh, ignore that, we all got that message. Susie got app-jacked.
by cm_gagnon January 03, 2009
Get the mug
Get a App-jacked mug for your sister-in-law Yasemin.