Pronunciation: (elf),[key] —n., —pl.elvesPronunciation: (elvz).[key] 1. (in folklore) one of a class of preternatural beings, esp. from mountainous regions, with magical powers, given to capricious and often mischievous interference in human affairs, and usually imagined to be a diminutive being in human form; sprite; fairy.
2. a diminutive person, esp. a child.
3. a mischievous person, esp. a child.