A wild carnivorous mammal of the dog family, living and hunting in packs. It is native to both Eurasia and North America, but has been widely exterminated. Used in similes and metaphors to refer to a rapacious, ferocious, or voracious person or thing. A harsh or out-of-tune effect produced when playing particular notes or intervals on a musical instrument, caused either by the instrument's construction or by divergence from equal temperament. Devour (food) greedily.