Definitions for "Air horn"
Keywords:  horn, carburetor, r'i, yair, ambulances
A signalling device in which the metallic or phenolic diaphragm are coupled to the air by means of an acoustic horn. Not a true aerodynamic whistle because sound production involves moving mechanical parts, although often so called out of habit or ignorance, especially in the context of railroading. ( 0301)
a pneumatic horn
air intake of a carburetor
Keywords:  ingestion, knife
Air ingestion Air knife