Definition of cockspur

  1. 1 :  a cock's spur

  2. 2a :  cockspur thorn b :  a small West Indian tree (Pisonia aculeata) c in Honduras :  any of several spiny trees of the genus Acacia d :  a bur grass (Cenchrus echinatus) e :  an annual European weed (Centaurea melitensis) naturalized in North and South America f :  orchard grass

  3. 3 :  spur 5e

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Origin and Etymology of cockspur

1cock + spur

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