Oxford Dictionary English flies nounnoun BrE BrE//flaɪz// ; NAmE NAmE//flaɪz// [plural] Add to my wordlistjump to other results1plural of fly2(British English) = fly (3)3the flies the space above the stage in a theatre, used for lights and for storing scenerySee flies in the Oxford Advanced American DictionaryCheck pronunciation: flies oxfordlearnersdictionaries.com