To deliberately kill (one's superior officer) with a fragmentation grenade. (verb)
To hit with the explosion of a fragmentation grenade. (verb)
To kill. (verb)
Examples of word frag
There are minor mutinies ( "What are they going to do, cut off our hair and send us to Vietnam?"), an undercurrent of racial tension fed by the black-power politics of H. Rap Brown and Huey Newton, and resentments that provoke plots to "frag" (i.e., kill) their superiors.
Scrolling through gadgets such as frag grenades and camera grenades, though, needs some tightening.
No Sir! the word "frag" did refer to killing or at least attacking the officer to stop a mission, often done with a fragmentation grenade, just as you say.
I've been told that this is the origin of the video-gaming slang term "frag" for an in-game kill -- it was originally Vietnam-era military slang for killing your officer to keep him from getting the rest of you killed, from "fragmentation grenade", a popular means of doing so.
Actually, the equivalent of war supporters joining the service would not be war opponents staging hunger strikes in D.C., it would be war opponents flying to Iraq and opposing the war there, lying down in front of tanks, encouraging Iraqi soldiers and policemen and American soldiers and marines to desert or 'frag' their officers, demonstrating for peace in Sadr City, acting as human shields in crowded marketplaces, and so on.