- 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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for post horn
The post-horn sounded in the empty street; they rolled away—it was at daybreak.O. T.
Hans Christian Andersen
Be ready to-morrow morning when you hear the post-horn sound.
It was the post-horn which sounded the note of Felix Kaulmann's departure.
In the distance a post-horn endowed the air with silver tongues.The Passionate Elopement
Meanwhile a pleasant interruption occurs in the post-horn winding loud and clear along the settlement.
- 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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012