1An official who checks people or bags in order to ascertain whether they should be admitted to an area, especially at an airport.‘screeners in protective gear are greeting folk at the doors’
- ‘a screener noticed a suspicious item while X-raying baggage’
2A copy of a new film or television programme that is made available before its full release.‘I was able to get screeners of season 1’
- ‘they neglected to provide critics with screeners of the pilot’
3(in basketball, American football, and ice hockey) a player who obstructs or blocks an opponent or their view of play.