Pointer

Part of speech: noun (n.)

1. One who, or that which, points. Specifically:

2. The hand of a timepiece.

3. The two stars (Merak and Dubhe) in the Great Bear, the line between which points nearly in the direction of the north star. See Illust. of Ursa Major. (b) pl. (Naut.)

4. Diagonal braces sometimes fixed across the hold.