Real Dictionary

wolf
countable noun: A wolf is a wild animal that looks like a large dog.
verb: If someone wolfs their food, they eat it all very quickly and greedily.

Wolf in American English
ˈFrieˈdrich August (ˈfʀidʀɪç aʊˈgust) 1759-1824; Ger. classical scholar
any of various wild canine carnivores (genus Canis), esp. the gray wolf, widely distributed throughout the Northern Hemisphere: domestic dogs are thought to be descended from wolves
to eat ravenously, as a wolf does
noun: a male given name
noun: any of several large carnivorous mammals of the genus Canis, of the dog family Canidae, esp. C. lupus, usually hunting in packs, formerly common throughout the Northern Hemisphere but now chiefly restricted to the more unpopulated parts of its range

wolf in British English
noun: a predatory canine mammal, Canis lupus, which hunts in packs and was formerly widespread in North America and Eurasia but is now less common
noun: Friedrich August (ˈfriːdrɪç ˈauɡʊst ). 1759–1824, German classical scholar, who suggested that the Homeric poems, esp the Iliad, are products of an oral tradition