Collocations for horn - noun

buffalo, bull's, cow's, rhino, etc.
ornaments made of rhino horn

curled, curved
a large bull with curved horns

sharp

car

beep, blare, blow, honk, sound (BrE), toot (BrE)
Passing motorists honked their horns.

beep, blare, honk, hoot, sound
Another horn blared behind me.

blast
Impatient horn blasts began to sound behind him.

on a/the horn
He gave a furious blast on his horn.

blow

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