teletypePronunciation: /ˈtɛlɪtʌɪp/Definition of teletype noun ( trademark in the US) a kind of teleprinter. a message received and printed by a teleprinter. verb [with object and usually with adverbial of direction] send (a message) by means of a teleprinter: stand by to teletype the details to Headquartersteletype in other Oxford dictionaries Definition of teletype in the US English dictionary