◊ GRAMMAR
A noun group, or noun phrase, is a group of words which acts as the subject, complement, or object of a clause, or as the object of a preposition.
He was eating an apple.
He was using blue ink.
Strawberries are very expensive now.
That's a good idea.
She wanted a job in the oil industry.
A noun group can consist of a noun by itself, or it can also contain a determiner, adjective, or other modifier or qualifier.
...picking apples on an autumn afternoon.
Peel, core, and slice the apples.
She noticed the two apple trees, already bearing a crop of small green apples.
The apples hanging above us were tinged with pink.
A noun group can also be a pronoun.
\Useful english dictionary. 2012.