air horn

(redirected from Airhorn)
Also found in: Dictionary, Thesaurus.

air horn

[′er ‚hȯrn]
(mechanical engineering)
In an automotive engine, the upper portion of the carburetor barrel through which entering air passes in quantities controlled by the choke plate and the throttle plate.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The rent-a-car manager is annoyed but not amusingly so while the golfers finally swing their golf balls towards the airhorn fiends.
But then the action started for real and the atmosphere was whipped up by landlord Julian Harkins frantically beating a drum behind the bar and letting off an airhorn.
The engineer blasts her airhorn. Waving at you and me both.
According to an investigation released by NACE in September 1993, the workers hadn't followed written procedures for mixing the chemicals, they had entered the contaminated area without the proper respiratory equipment, and the on-site airhorn had failed to sound.
Debbie Bickford, a special needs teaching assistant at Whitchurch High School, sounded the airhorn to set the 5K runners on their way.
Four-year-olds Ava Campbell and Evie Gilroy held hands and sounded the airhorn together to send 9000 runners off on the 5K course at Glasgow Green to raise funds for Cancer Research UK.
Dodie Throssel's two sons, Shane, 30, and Micah, 32, used shouts and an airhorn in an earlier attempt this week to track the dogs but could not find them.
His sets are described as energetic, to say the least, and he is never without an airhorn, so prepare for things to get loud.
Sounding the airhorn for the event at Hopetoun House, near Edinburgh, Heather paid tribute to her new husband for helping her fight the disease.
Then they're unable to get up without the judicious use of an airhorn because they've not had enough sleep.