"rusher" in the noun sense
football) a ball carrier who tries to gain ground by running with the ball
someone who migrates as part of a rush to a new gold field or a new territory
a person who rushes someone in a hurry someone who acts precipitously
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License