horn
     n 1: a noisemaker (as at parties or games) that makes a loud
          noise when you blow through it
     2: one of the bony outgrowths on the heads of certain ungulates
     3: a noise made by the driver of an automobile to give warning;
     4: a high pommel of a Western saddle (usually metal covered
        with leather) [syn: {saddle horn}]
     5: a brass musical instrument with a brilliant tone; has a
        narrow tube and a flared bell and is played by means of
        valves [syn: {cornet}, {trumpet}, {trump}]
     6: any outgrowth from the head of an organism that resembles a
        horn
     7: the material (mostly keratin) that covers the horns of
        ungulates and forms hooves and claws and nails
     8: an alarm device that makes a loud warning sound
     9: a brass musical instrument consisting of a conical tube that
        is coiled into a spiral and played by means of valves
        [syn: {French horn}]
     10: a device on an automobile for making a warning noise [syn: {automobile
         horn}, {car horn}, {motor horn}, {hooter}]
     v : stab or pierce with a horn or tusk; "the rhino horned the
         explorer" [syn: {tusk}]
Source: WordNet® 2.0