(noun) A
large shit, that when shat, feels like you are passing a 9-ball from your ass. A 9-ball takes an extraordinary amount of force to pass.
Common injuries that occur from dropping a 9-ball include but are not limited to: sphincter tears, busted blood vessels
in the eyes, hernias,
bloody nose, and in rare cases death.
GUY 1: "Hey man, where've ya been? Your
wings are cold."
GUY 2: "I had to
drop a 9-ball!"
GUY 1: "Well that explains the
limp and the blood."