A really bad basketball player.
Also, just a plain old idiot, any one who just throws anything in the air and hopes it makes a goal.

Origin is George Castanza of Sienfeld.
He is the original chucker

A douchebag of the highest order, any one who just throws anything in the air and hopes it makes a goal and he just makes shit up and hopes we all believe it.

Someone who uses an incorrect (bent-arm) action to bowl a cricket ball. Implies cheating so is highly offensive in context.

Toothless hill billy from Vermont. Expression used by townies to describe rural Vermonters indicating a lack of intelligence, personal cleanliness, grace, social skills and of course teeth.

One who is unconscious on the basketball court and shoots three point shots without hesitation.

One who is unconscious on the basketball court and shoots three point shots without hesitation.

Chump plus sucker. A douchebag of the highest order.