/F-O-D/
v. [Abbreviation for Finger of Death, originally a spell-name from fantasy gaming]
To terminate with extreme prejudice and with no regard for other people. From MUDs where the wizard command FOD <player> results in the immediate and total death of <player>, usually as punishment for obnoxious behavior. This migrated to other circumstances, such as "I'm going to fod the process that is burning all the cycles."
Compare gun.