双飞 Traditional form: 雙飛 Pinyin (reading): shuāngfēi Definitions: flying in pairs close union as husband and wife round-trip flight (slang) threesome Characters: 双 - pair, couple; both; measure word for things that come in pairs 飞 - to fly, to dart; high Traditional characters: 雙 - pair, couple; both; measure word for things that come in pairs 飛 - to fly, to dart; high