The Collaborative International Dictionary of English v.0.48:

Drove \Drove\, n. [AS. dr[=a]f, fr. dr[imac]fan to drive. See
   Drive.]
   1. A collection of cattle driven, or cattle collected for
      driving; a number of animals, as oxen, sheep, or swine,
      driven in a body.
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   2. Any collection of irrational animals, moving or driving
      forward; as, a finny drove. --Milton.
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   3. A crowd of people in motion.
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            Where droves, as at a city gate, may pass. --Dryden.
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   4. A road for driving cattle; a driftway. [Eng.]
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   5. (Agric.) A narrow drain or channel used in the irrigation
      of land. --Simmonds.
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   6. (Masonry)
      (a) A broad chisel used to bring stone to a nearly smooth
          surface; -- called also drove chisel.
      (b) The grooved surface of stone finished by the drove
          chisel; -- called also drove work.
          [1913 Webster]

WordNet (r) 3.0 (2006):

drove chisel
    n 1: a stonemason's chisel with a broad edge for dressing stone
         [syn: drove, drove chisel]