From Longman Dictionary of Contemporary Englishno-showˌno-ˈshow noun [countable] DFsomeone who does not arrive or appear somewhere they were expected to be, for example at a restaurant or a meeting The bad weather meant there were a lot of no-shows at the game.
Examples from the Corpus
no-show• Forward Armon Gilliam has been a no-show so far at Milwaukee Bucks preseason training camp, team officials said.• Those predicting a no-show were proved wrong.• We need pairs for the canoes and if you're a no-show we have a disappointed guest.• Last year, when there were team parties or functions, she was a no-show.• The airlines also employ excellent statisticians who can calculate how many no-shows are likely on a particular flight.• Most of the standbys however, look like permanent no-shows.• Two shows, or rather no-shows, in one week at the Club Congress have left some fans rankled and cranky.From Longman Business Dictionaryno-showˌno-ˈshow noun [countable]COMMERCE someone who is expected at a restaurant to eat or at an airport to take a plane but does not arrive, or an occasion when this happensMost airlines guard against the threat of no-shows by overbooking flights. 