What does the word rover stand for like in the mars rover?

Answer:
A lot of questions have shown up here on WikiAnswers dealing with this term.
Apparently, there are many for whom it's not a familiar term.

Here's a perfect definition:

"Wanderer. Somebody who wanders from place to place,
never settling anywhere for long."

(Microsoft Encarta World English Dictionary, 1999, p. 1,564.)
First answer by Alcohen2006. Last edit by Alcohen2006. Contributor trust: 1145 [recommend contributor recommended]. Question popularity: 2 [recommend question].