1. An athlete who simply cannot catch the ball
2. A fisherman who has suffered through a rough day on the seas with nothing to show for his effort.
3. A guy who has absolutely no chance of succeeding in landing a girl when he hits the club at night.
1. Dwayne tracked the ball well enough, but since he couldn't catch shit in a diaper, he dropped the ball.
2. James couldn't catch shit in a diaper, and now his family has nothing to eat tonight.
3. Pat weighs in at about 350 pounds, so he couldn't catch shit in a diaper at the 9:30 Club.