Definition from Wiktionary, the free dictionary
Present participle of frag.
fragging (plural fraggings)
- (US, military, slang) The throwing of a fragmentation grenade at one's superior officer.
- 2005: Fraggings—the intentional killings of officers by their own troops—were already occurring. — Martin Torgoff, Can't Find My Way Home (Simon & Schuster 2005, p. 175)