I. ˈvōl noun
Etymology: French, probably from voler to fly — more at volley
Date: 1679
: grand slam 1
II. noun
Etymology: earlier vole-mouse, from vole- (of Scandinavian origin; akin to Old Norse vǫllr field) + mouse; akin to Old English weald forest — more at wold
Date: 1805
: any of various small rodents ( Microtus and related genera) that typically have a stout body, rather blunt nose, and short ears, inhabit both moist meadows and dry uplands and do much damage to crops, and are closely related to muskrats and lemmings