circumcise

To surgically remove the foreskin (prepuce) from a penis.

(sometimes proscribed) To surgically remove the clitoris (clitoridectomy), clitoral hood, or labia.

(military, nautical, slang) To trim off the portion of the barrel liner of a large-caliber naval gun that protrudes from the end of the barrel as a result of the liner slowly stretching from prolonged fire.