definition of longhorn
Definition of longhorn. 1  1a : any of the long-horned cattle of Spanish derivation formerly common in the southwestern U.S.b : texas longhorn. 2  2 or longhorn cheese : a firm-textured usually mild cheese (such as cheddar or Colby)
Texas Longhorn. For other uses, see Texas Longhorn (disambiguation) and Longhorn (disambiguation). The Texas Longhorn is a breed of cattle known for its characteristic horns, which can extend to over 1.8 m (5.9 ft) tip to tip for bulls, and 2.1 m (6.9 ft) tip to tip for steers and exceptional cows.