Is GOWNS a Wordle Word?

Yes. GOWNS is a valid Wordle word.

It is not on the Wordle answer list, so it is unlikely to be a daily answer.

Plurals ending in S are almost never chosen as Wordle answers.

What does GOWNS mean?

/ɡaʊnz/

A loose, flowing upper garment.
A woman's ordinary outer dress, such as a calico or silk gown.
The official robe of certain professional men and scholars, such as university students and officers, barristers, judges, etc.

4 more noun definitions

(by metonymy) The university community.“In the perennial town versus gown battles, townies win some violent battles, but the collegians are winning the war.”
A loose wrapper worn by gentlemen within doors; a dressing gown.
Any sort of dress or garb.
The robe worn by a surgeon.

Definition from Wiktionary, available under the CC BY-SA license.

Starter word rating: WeakIn the top 77% of all valid Wordle words for testing common letters.
Vowels: O
Unique letters: 5 of 5
Common letters: O

Hard-mode trap: 6 valid words fit the pattern _OWNS. If you reach it, you may need several guesses to find the last letter.

Letter ratings use how often each letter appears in Wordle answers.

Tap its tiles to the colours Wordle showed, and the Wordle Solver lists every word that still fits, with the best next guess.