1. Wind instrument used by postilions of the 18th and 19th centuries

Derived forms: post horns

Type of: wind, wind instrument

Encyclopedia: Post horn

• ourself
• ourselves
• Ouse
• Ouse River
• ousel
• oust
• ouster
• ousting
• out
• out and away
• out front
• out in
• out loud
• out of
• out of action
• out of bounds
• out of breath
• out of doors
• out of gear
• out of hand
• out of it
• out of keeping
• out of line
• out of nothing
• out of order