1: v. To smoke cannabis in a joint, pipe or bong(billy).
2: n. An indefinite quantity of marijuana.
3: n. The sound a train makes.
2: "I'm gonna see if I can get onto a bit of choof later on. Wanna come over for a smoke?"
3: The train went choof choof up the hill.
"Not well brah, someone choofed by watch"
"You'll need bare dollar to replace that"'
'When I first met you, you choofed my heart babe'