bump off

verb

1. To kill, especially to murder.

   “"Well, he's been wrong ever since I had to bump off Tim Harrigan. Talks about a fair break. As if I had a chance to let the old man get to a gun."”

   “The snow goons aren't moving! They're asleep! Now's our chance to go bump 'em off!”

2. To cut class; to play truant.