"A brief strange noise" is a noun phrase. In this phrase, "a" is an indefinite article, "brief" and "strange" are adjectives that modify the noun "noise," and "noise" is the main noun. The entire phrase functions as a single unit and can act as the subject, object, or complement in a sentence.
Example sentences using "a brief strange noise":
- Subject: "A brief strange noise startled the birds."
- Object: "She heard a brief strange noise in the distance."
- Complement: "The silence was broken by a brief strange noise."