D defs.my
Entry 1 sense Webster, 1913

frag

/(frăg)/ · IPA /ˈfɹæɡ/
01 v. t. To assault, especially to kill or wound, with a fragmentation grenade.
imp. & p. p. fragged; p. pr. & vb. n. fragging
  1. 1.
    To assault, especially to kill or wound, with a fragmentation grenade.(Mil.) [Slang]