1. Any substance, especially. Food, used in catching fish, or other animals, by alluring them to a hook, snare, inclosure, or net.
2. Anything which allures; a lure; enticement; temptation.
3. A portion of food or drink, as a refreshment taken on a journey; also, a stop for rest and refreshment.
4. A light or hasty luncheon.
(Science: zoology) bait bug, a crustacean of the genus Hippa found burrowing in sandy beaches. See Anomura.
Origin: Icel. Beita food, beit pasture, akin to as. Bat food, Sw. Bete. See bait.