1. nonsuit - Noun
2. nonsuit - Adjective
3. nonsuit - Verb
A neglect or failure by the plaintiff to follow up his suit; a stopping of the suit; a renunciation or withdrawal of the cause by the plaintiff, either because he is satisfied that he can not support it, or upon the judge's expressing his opinion. A compulsory nonsuit is a nonsuit ordered by the court on the ground that the plaintiff on his own showing has not made out his case.
To determine, adjudge, or record (a plaintiff) as having dropped his suit, upon his withdrawal or failure to follow it up.
Nonsuited.
Source: Webster's dictionary