An item of clothing, covering all or part of the hand and fingers, but usually allowing independent movement of the fingers.

A baseball mitt.

(baseball, figurative) The ability to catch a hit ball.

(slang) A condom.

(with definite article) A challenge from one to another.

(baseball, transitive) To catch the ball in a baseball mitt.

(transitive) To put a glove or gloves on.

(cricket) To touch a delivery with one's glove while the gloved hand is on the bat. Under the rules of cricket, the batsman is deemed to have hit the ball.