HyperDic: second-hand_speech

English > 1 sense of the expression *second-hand speech*:
NOUN	communication	second-hand speech	overheard conversation (especially overheard cellphone conversation)

English > *second-hand speech*: 1 sense > noun 1, communication
Meaning	overheard conversation (especially overheard cellphone conversation).
Broader	conversation	The use of speech for informal exchange of views or ideas or information etc.