1. To stab someone with an available sharp object, ideally a paring knife. Originates from a local Spokane boy who stabbed someone in response to potential violence
2. To overreact to a situation with violence.
1. Well when the customer didn't agree with the resolution I provided, I had to Beaulac 'em. Lucky I had a paring knife on me.
2. Well my mail was late again so of course I went Beaulac him. Now I have to hide the body.