Definitions for "Locution"
Speech or discourse; a phrase; a form or mode of expression.
a word or phrase that particular people use in particular situations; "pardon the expression"
Basic form of an utterance. The illocution is the meaning or function the speaker or writer intends to express. "You must try this canapé" has a command locution including the insistent modal must, yet, at a party, the speaker expresses a polite invitation by this utterance.
Physical voice or voices heard by people undergoing locution but the person does not see the source of the voice. Same as a vision but without the visual aspect. More
an interior voice without any accompanying vision