unusual: Meaning and Definition of
un•u•su•al
Pronunciation: (un-y'zh-ul, -yzh'wul), [key]
— adj.
- not usual, common, or ordinary; uncommon in amount or degree; exceptional: an unusual sound; an unusual hobby; an unusual response.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.