Gar v. : Any slender marine fish of the genera Belone and Tylosurus. See Garfish.

Gar v. : The gar pike. See Alligator gar (under Alligator), and Gar pike.

Gar n. : To cause; to make.

Example:
How many fish will my longnose Gar eat in a day?

Taxonomy
fish, gars, family Lepisosteidae, 2007-04-21, Actinopterygii, Atractosteus, Alligator gar, free encyclopedia, Lepisosteiformes, species, Lepisosteus, fossil, brackish waters, North American, garpike, eastern North America, Significance, North America.

Defination from the web:
gar (or garpike) is strictly applied to members of the Lepisosteus, a family including seven living species of fish ... Gar tend to be slow moving fish except when striking at their prey. ...