To be betrayed, backstabbed, dissed, or punked by a someone you thought loyal.

The accidental insertion of the erect Penis into a Woman's anus during regular vaginal intercourse. This is unplanned entry without pre lube or forewarning. Often ends in a slap in the face or surprise orgasm. Usually pain

1. To discourage a girl from giving some action to a male friend

Being torpedoed is similar to being cockblocked, but the culprit is another male friend who is also interested in the same girl. Usually the girl is less interested in that other friend; therefore, he tries to ruin his friend’s chances too.