ground speed

noun

Definition of ground speed 

: the speed (as of an airplane) with relation to the ground — compare airspeed

Examples of ground speed in a Sentence

Recent Examples on the Web

Slow the mower’s ground speed—or your walking speed—to allow more thorough mulching action. Roy Berendson, Popular Mechanics, "Do I Need To Change My Lawnmower Blades?," 27 Apr. 2018 The airship’s engines churned; its ground speed slowed. Eva Holland, Smithsonian, "Flying to the North Pole in an Airship Was Easy. Returning Wouldn’t Be So Easy," 18 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ground speed.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of ground speed

1917, in the meaning defined above

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Time Traveler for ground speed

The first known use of ground speed was in 1917

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