rover

¹ American  

[roh-ver] / ˈroʊ vər /

noun

1. a person who roves; wanderer.

2. Archery.

   1. a mark selected at random, as in a competition between two archers wandering over a specified area.

   2. one of a group of fixed marks at a long distance.

   3. an archer who shoots at such a mark.

3. Croquet. a ball that has been driven through all the arches and needs only to strike the last peg to be out of the game.

4. British.

   1. (at concerts or the like) a person who has a ticket for standing room only.

   2. a senior boy scout, 18 years of age or older.

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rover ² American  

[roh-ver] / ˈroʊ vər /

noun

1. a pirate.

2. Obsolete. a pirate ship.

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rover ³ American  

[roh-ver] / ˈroʊ vər /

noun

1. a machine that twists, draws out, and cleans fibers prior to spinning; a roving machine.

2. a roving-machine operator.

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Rover ⁴ American  

[roh-ver] / ˈroʊ vər /

noun

1. a familiar name for a dog.

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rover ¹ British  

/ ˈrəʊvə /

noun

1. a person who roves; wanderer

2. archery a mark selected at random for use as a target

3. croquet a ball that has been driven through all the hoops but has not yet hit the winning peg

4. Australian rules football one of the three players in the ruck, usually smaller than the other two, selected for his agility in play

5. a small remote-controlled vehicle which roams over rough, esp extraterrestrial, terrain taking photographs, gathering rock and soil samples, etc

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Rover ² British  

/ ˈrəʊvə /

noun

1. the former name for Venture Scout

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rover ³ British  

/ ˈrəʊvə /

noun

1. a pirate or pirate ship

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rover ⁴ British  

/ ˈrəʊvə /

noun

1. a machine for roving wool, cotton, etc, or a person who operates such a machine

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Etymology

Origin of rover¹

First recorded in 1490–1500; rove ¹ + -er ¹

Origin of rover²

First recorded in 1350–1400 rover ² for def. 1 and in 1530–40 rover ² for def. 2; Middle English rover(e) “pirate,” from Middle Dutch rover(e) or Middle Low German rover “robber,” equivalent to roven “to rob” + -er; reave ¹; -er ¹ ( def. )

Origin of rover³

First recorded in 1735–45; rove ³ + -er ¹

Example Sentences

Interlune plans to estimate how much helium-3 is in the lunar regolith — that is, moon debris — through a lunar rover mission carried out with Astrolab in 2028.

From MarketWatch • Mar. 31, 2026

Designed for battlefield reconnaissance, it resembles a lunar rover equipped with several suspended cameras, according to the specialist publication.

From Barron's • Mar. 30, 2026

Using X-ray analysis and a high-temperature oven, the rover detected clay minerals within the ridge and carbonate minerals in the hollow.

From Science Daily • Mar. 14, 2026

As the rover ascends, the landscape increasingly shows signs that water gradually disappeared over time, although occasional wetter periods allowed rivers and lakes to return.

From Science Daily • Mar. 14, 2026

I will be a rover who is worth it.

From "A Rover's Story" by Jasmine Warga