air dam

noun Automotive.

a spoiler mounted at the front of an automobile to reduce air flow on the underside of the chassis to increase stability.

Origin of air dam

First recorded in 1970–75 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for air dam

air dam


any device, such as a spoiler, that reduces air resistance and increases the stability of a car, aircraft, etc
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