ETYM Latin locutio, from loqui to speak: cf. French locution.
Speech or discourse; a phrase; a form or mode of expression.
Manner of speech; phrase.

ETYM French, from Latin phrasis diction, phraseology, Greek from phanai to speak.
1. A short musical passage two to four measures long; SYN. musical phrase.
2. An expression forming a grammatical constituent of a sentence but not containing a finite verb.