Elves \Elves\, n.; pl. of Elf. Elvish \Elv"ish\, a.

1. Pertaining to elves; implike; mischievous; weird; also, vacant; absent in demeanor. See Elfish.

He seemeth elvish by his countenance. --Chaucer.

2. Mysterious; also, foolish. [Obs.]

Source: Webster's Revised Unabridged Dictionary (1913)