elfish Meaning, Definition & Usage

  1. adjective satellite usually good-naturedly mischievous
    elvish; elfin.
    • perpetrated a practical joke with elfin delight
    • elvish tricks

WordNet

Elf"ish adjective
Definitions
  1. Of or relating to the elves; elflike; implike; weird; scarcely human; mischievous, as though caused by elves. "Elfish light." Coleridge.
    The elfish intelligence that was so familiar an expression on her small physiognomy. Hawthorne.

Webster 1913