-phonePronunciation: /fəʊn/Definition of -phone combining form 1denoting an instrument using or connected with sound:megaphone 2denoting a person who uses a specified language:francophoneDerivatives -phonic combining form in corresponding adjectives. -phony combining form in corresponding nouns. Origin:from Greek phōnē 'sound, voice'-phone in other Oxford dictionaries Definition of -phone in the US English dictionary