Răp1, v. i.
v. i. [Sw. rappa, to strike, Dan. rappe, to snatch away, rappe sig, to hasten, to make speed, L. Ger. & D. rapen, Prov. Ger. rappen, to snatch up, rapp, quick, swift, Icel. hreppa, to follow, to obtain by lot, hrappa, to rebuke, hrapa, to rush, hurry, A-S. hrepian, hreppian, to touch, H. Ger. raffen, to snatch up. See RAP, n.] To strike with a quick, sharp blow; to knock; as, to rap on the door.