on the horn

Definition of on the horn

US, informal

  1. :  on the telephone When I finally got him on the horn he said he couldn't come.

Word by Word Definitions

hornplay
  1. :  one of the usually paired bony processes that arise from the head of many ungulates and that are found in some extinct mammals and reptiles: such as

    :  one of the permanent paired hollow sheaths of keratin usually present in both sexes of cattle and their relatives that function chiefly for defense and arise from a bony core anchored to the skull — see cow illustration

    :  antler


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