post horn
noun
a straight or coiled copper or brass horn with no valves or slide, originally used to announce mail coaches.
Origin of post horn
First recorded in 1665–75
Words nearby post horn
Example sentences from the Web for post horn
British Dictionary definitions for post horn
post horn
noun
a simple valveless natural horn consisting of a long tube of brass or copper, either straight or coiled; formerly often used to announce the arrival of a mailcoach