A rawhide whip with a very long plaited lash. bull whip, bull-whip

A whip for controlling horses.

ETYM Old Eng. lasche; cf. Dutch lasch piece set in, joint, seam, German lashe latchet, a bit of leather, gusset, stripe, laschen to furnish with flaps, to lash or slap, Icel. laski gusset, flap, laska to break.
The flexible part of a whip; SYN. thong.

ETYM Old Eng. whippe. Related to Whip.
1. A legislator appointed by the party to enforce discipline; SYN. party whip.
2. A quick blow with a whip; SYN. lash, whiplash.
3. An instrument with a handle and a flexible lash that is used for whipping.