Definition from Wiktionary, the free dictionary
- To not select; to rule out of selection.
- (Britain, politics) To reject (an MP) as constituency candidate at a forthcoming election.
- 2007: One recently deselected Sinn Féin assembly member, Davy Hyland in Newry and Armagh, has already quit the party in protest. — The Guardian 5th Jan 2007, p. 3