no–show 
/ˈnoʊˌʃoʊ/ noun
plural no–shows /ˈnoʊˌʃoʊ/ noun [count] : someone who is expected to be somewhere but does not arrive or appear
▪ There were a lot of no-shows at the game. ▪ My sister made it to the party, but my brother was a no-show.
▪ There were a lot of no-shows at the game. ▪ My sister made it to the party, but my brother was a no-show.
