noun

• (countable) Canis lupus; the largest wild member of the canine subfamily.
  "He would listen quietly at meetings of the Politburo, or to distinguished visitors, puffing at his Dunhill pipe, doodling aimlessly - his secretaries Poskrebyshev and Dvinsky write that his pads were sometimes covered with the phrase ‘Lenin-teacher-friend’, but the last foreigner to visit him, in February 1953, noted that he was doodling wolves."
• (countable) Canis lupus; the largest wild member of the canine subfamily.
• (music) A wolf tone or wolf note.
  "The soft violin solo was marred by persistent wolves."
• (figurative) Any very ravenous, rapacious, or destructive person or thing; especially, want; starvation.
  "They toiled hard to keep the wolf from the door."

verb

• (transitive) To devour; to gobble; to eat (something) voraciously.
  ""Here's these legal ferrets has got our Puddin' in their clutches, and here's us, spellbound with anguish, watchin' them wolfin' it.""
• (intransitive, slang) To make amorous advances to many women; to hit on women; to cruise for sex.
  "[1940s Chicago punk:] ‘I’ve seen a thing or two in my time,’ he still liked to boast, ‘that was how I found out the best place for wolfin’ ain’t the taverns. It ain’t in dance halls ’r on North Clark on Saturday night. It’s in the front row in Sunday school on Sunday mornin’. Oh yeh, I know a thing or two, I been around.’"
• (intransitive) To hunt for wolves.