n.
1 a roving person; a wanderer.
2 Croquet a a ball that has passed all the hoops but not pegged out. b a player whose ball is a rover.
3 Archery a a mark chosen at undetermined range. b a mark for long-distance shooting.
4 (Rover) Brit. a senior Scout.
Usage:
Now called Venture Scout.
2.
n. a sea robber, a pirate.
Etymology: ME f. MLG, MDu. rover f. roven rob, rel. to REAVE
3.
n. a person or machine that makes roves of fibre.
Useful english dictionary. 2012.