A roach is the last part of a joint or a blunt. It is when most is smoked and it is really small. We usually take our roaches and just put them out then put the left over bud in a bowl and smoke that.
rnf232s Reviewed by rnf232s on . Quick joint/blunt newb question What is a roach? I've never smoked out of a joint or a blunt in my life. Rating: 5