Sploof

A common tool known as a sploof—a cardboard tube stuffed with dryer sheets—traps the pungent smoke when a user exhales into it. While the sploof doesn't completely eliminate incriminating odors, it reduces them significantly.

Source: wiktionary

-If you're in a place where it's frowned upon to vape/smoke, I recommend using a sploof, covering the bowl, opening a window. Also, Light incense. They are honestly the best thing for a smoker. They fill the room with a strong scent, covering up any dank smell preexisting.

Source: wiktionary

She'd flown out from the East Coast alone, and her only contributions to our joint housekeeping were blackout curtains, an elephant-shaped bong she bought on Telegraph, and something she called a sploof—made out of a paper towel roll, stuffed with dryer sheets—that she breathed into to minimize the pot smell. (We called the sploof Laura Ingalls, because its towel cap, secured by a rubber band, looked like a bonnet.)

Source: wiktionary

“Who ate my last jar of narbo nuts?” “Ech, nobody. Those things taste like sploof.” “Well, someone ate them, because they're gone.” “You just lost them.” “I did not!”

Source: wiktionary