(grammar) An established expression whose wording is subject to little or no variation, and which may or may not be idiomatic. / (grammar) An idiomatic expression in general.

(idiomatic) An expression which is worded in a distinctive way, especially one which is particularly memorable or artful.

A (usually pocket-sized) book consisting of everyday expressions and vocabulary in two languages and intended for travellers who wish to communicate with locals while in other countries (or regions in which a different language is spoken).

(grammar) A phrase that has a noun (or indefinite pronoun) as its head or performs the same grammatical function as a noun.

(grammar) A phrase containing both a preposition and its object or complement; may be used as an adjunct or a modifier.

plural of noun phrase

(linguistics) A construction in a clause consisting of a verb and its internal complements, objects, or modifiers.

plural of verb phrase

(grammar) A phrase that collectively modifies or describes a noun or pronoun and which can usually be used both attributively and predicatively, can be graded, and be modified by an adverb.

(grammar) A phrase that collectively modifies a verb, adjective, another adverb, or a prepositional phrase.