a trombone that produces sound when filled up with cum
look at that cumbone
by Lio messi legend January 21, 2021
Get the cumbone mug.
After a man has ejaculated, he is still erect and has a drip of semen attached to the tip of his penis.
"You know when you've just had sex, and you just walk around your room with a cumboner."
by gnarlyboots December 15, 2012
Get the cumboner mug.