When you give her/him/them/it a swift chop to the throat; as she gasps for air and reaches for her neck, you thrust your PP in their butt like you’re trying to pop a balloon.
My dishwasher was acting up so I had to give her The WeedWacker
Masturbating while smoking weed
Maaaan last night I got so baked that I whipped it out and started weedwacking
When you smoke weed while jacking off
I was weedwacking last night.