1 definition by American, African

1. To have sex with a woman while wearing a clown costume.
2. A group of men, dressed up as clowns, arriving in a small car and running a train on one woman.
1. After a night of drinking, he would often end up clumping Ms. Sherman while eating a fried fish.
2. Yo, let's go clump that bitch.
by American, African November 18, 2007
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