A noun phrase is a small group of words which contains a noun but doesnt contain a verb. A noun phrase usually contains a noun plus other words to describe it.
Often a noun phrase is just a noun or a pronoun people like to have money.
A noun phrase, or nominal (phrase), is a phrase that has a noun (or indefinite pronoun) as its head or performs the same grammatical function as a noun. Noun phrases are very common cross-linguistically, and they may be the most frequently occurring phrase type.