Bat n. : A large stick; a club; specifically, a piece of wood with one end thicker or broader than the other, used in playing baseball, cricket, etc.

Bat n. : Shale or bituminous shale.

Bat n. : A sheet of cotton used for filling quilts or comfortables; batting.

Bat n. : A part of a brick with one whole end.

Bat v. t. : To strike or hit with a bat or a pole; to cudgel; to beat.

Bat v. i. : To use a bat, as in a game of baseball.

Bat n. : One of the Cheiroptera, an order of flying mammals, in which the wings are formed by a membrane stretched between the elongated fingers, legs, and tail. The common bats are small and insectivorous. See Cheiroptera and Vampire.

Example:
What baseball Bat will last the longest and will most likly not break?

Taxonomy
bats, species, microbats, mammals, wings, megabats, suborders, fly, flight, echolocation, feathers, rabies, roosts, the bats, 12-29, insects, mythology, Order Chiroptera.

Defination from the web:
bats, the flying mammals in the order Chiroptera. Learn how bats are related to other animals and about their reproduction, behavior, enemies, rabies risk, and reputation among humans.