What does "bait" mean?

Additional senses

1. 2.A portion of food or drink, as a refreshment taken on a journey; also, a stop for rest and refreshment.
2. 3.A light or hasty luncheon. Bait bug (Zoöl), a crustacean of the genus Hippa found burrowing in sandy beaches. See Anomura.
3. 4.To provoke and harass; esp., to harass or torment for sport; as, to bait a bear with dogs; to bait a bull.
4. 5.To give a portion of food and drink to, upon the road; as, to bait horses. Holland.
5. 6.To furnish or cover with bait, as a trap or hook. A crooked pin . . . bailed with a vile earthworm. W. Irving.
6. 7.To stop to take a portion of food and drink for refreshment of one's self or one's beasts, on a journey. Evil news rides post, while good news baits. Milton. My lord's coach conveyed me to Bury, and thence baiting aEvelyn.
7. 8.To flap the wings; to flutter as if to fly; or to hover, as a hawk when she stoops to her prey. "Kites that bait and beat." Shak.