Pronunciation: (su-spish'un),[key] —n. 1. act of suspecting.
2. the state of mind or feeling of one who suspects: Suspicion kept him awake all night long. 3. an instance of suspecting something or someone.
4. state of being suspected: under suspicion; above suspicion. 5. imagination of anything to be the case or to be likely; a vague notion of something.
6. a slight trace, hint, or suggestion: a suspicion of a smile.