Wiktionary
vb. 1 (context chiefly US idiomatic English) To kill, especially to murder. 2 (context chiefly UK idiomatic English) To cut class; to play truant.
WordNet
Usage examples of "bump off".
Generally speaking, the bad guys don't try to bump off an investigator unless they're worried he's actually about to find something.
And whoever you bump off won't mind much, because the Federals are after him anyway, and if they catch him he won't live another half-hour.
Then she would have him carried, foot-less, to his rendezvous and secretly send an assas-sin with him to Wutai to bump off Colonel Rui.
And I believe the Russians would gladly supply some wacko everything he needed to bump off our good buddy.
Offered them eighty-five grand to bump off Dickie and grind the body into puppy chow.
So, sure, he'd bump off the sawbones as soon as the job was done, but that wouldn't help.
Tom Starr was huge, and kept himself busy wiping out another clan who had a mind to bump off Tom Starr's father.
Some other second-rate crook was out tinkering with Laidlow's toy safe, and happened to bump off the millionaire.
I mean, they were even doing everything they could to bump off Cholly, over there, just because he came up with some wild theories.