Is PROPS a Wordle Word?

Yes. PROPS 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 PROPS mean?

An object placed against or under another, to support it; anything that supports.“They stuck a block of wood under it as a prop.”
The player on either side of the hooker in a scrum.
One of the seashells in the game of props.

(sometimes figurative) To support or shore up something.“Try using a phone book to prop up the table where the foot is missing.”
To play rugby in the prop position
(usually with "up" - see prop up) To position the feet of (a person) while sitting, lying down, or reclining so that the knees are elevated at a higher level.

An item placed on a stage or set to create a scene or scenario in which actors perform.“They used the trophy as a prop in the movie.”
An item placed within an advertisement in order to suggest a style of living etc.

To manually start the engine of a propeller-driven aircraft with no electric starter by pulling vigorously on one of the propeller blades using the hands, so that the propeller can catch ignition.

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

Starter word rating: WeakIn the top 69% of all valid Wordle words for testing common letters.
Vowels: O
Unique letters: 4 of 5Repeats P
Common letters: R, O

Hard-mode trap: 9 valid words fit the pattern PRO_S. 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.