/loh kyooh"sheuhn/ , n.
1. a particular form of expression; a word, phrase, expression, or idiom, esp. as used by a particular person, group, etc.
2. a style of speech or verbal expression; phraseology.
[ 1400-50; late ME locution- (s. of locutio ) speech, style of speech, equiv. to locut ( us ) (ptp. of loqui to speak) + -ion- -ION ]
Syn. 1. See phrase .