horsewhip

from WordNet (r) 3.0 (2006)

horsewhip
    n 1: a whip for controlling horses
    v 1: whip with a whip intended for horses

from The Collaborative International Dictionary of English v.0.48

Horsewhip \Horse"whip`\, n.
   A whip for horses.
   [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Horsewhip \Horse"whip`\, v. t.
   To flog or chastise with a horsewhip.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

54 Moby Thesaurus words for "horsewhip":
      baste, bastinado, beat, belabor, belt, birch, blacksnake, buffet,
      bullwhack, bullwhip, cane, cat, club, cowhide, crop, cudgel, cut,
      drub, flagellate, flagellum, flail, flog, fustigate,
      give a whipping, give the stick, knout, kurbash, lace, lash,
      lay on, pistol-whip, pommel, pummel, quirt, rawhide, razor strap,
      scourge, sjambok, smite, spank, strap, stripe, swinge, switch,
      thong, thrash, thump, trounce, truncheon, wallop, whale, whip,
      whiplash, whop