choof Share definition Flag Australian slang for the act of smoking cannabis sativa or indica through a bong. One who overindulges is known as a choofmonster. I was having a choof the other day, when I got bong water all over my white pants. choof by Googles January 17, 2004 0 0 Get merch Get the choof mug. Buy Now — $32.95 See more merch