the art of saying that you can do something amazing, but in all reality you suck at life and cannot do it. Also known to be someone who claims to be an underwear model who gets free ipods and has been fencing for 4 years while kickflipping on a snowboard and three flipping a nine set on a skateboard.
DUBUCER:Dude i just did a 50-50 270 off.
PERSON: You are just dubucing you idiot, stop smoking pole
DUBUCER: I just smoked 4 pounds of weed
PERSON: OK buddy, stop dubucing