Definition of unsuspected
: not imagined to exist or be true, likely, or possible : not suspected an unsuspected illness … suggests that the universe contains a hitherto unsuspected form of invisible matter. — I. Peterson
From the M-W Editors
Circa 1530
First Known Use of unsuspected
circa 1530
Seen and Heard
What made you want to look up unsuspected? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!