Is TOOLS a Wordle Word?

Yes. TOOLS 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 TOOLS mean?

/tuːlz/

A mechanical device intended to make a task easier.“Hand me that tool, would you? I don't have the right tools to start fiddling around with the engine.”
Equipment used in a profession, e.g., tools of the trade.“These are the tools of the trade.”
Something to perform an operation; an instrument; a means.

4 more noun definitions

A piece of software used to develop software or hardware, or to perform low-level operations.“The software engineer had been developing lots of EDA tools. a tool for recovering deleted files from a disk”
A person or group which is used or controlled, usually unwittingly, by another person or group.“He was a tool, no more than a pawn to her.”
Penis.
(by extension) An obnoxious or uptight person.“He won't sell us tickets because it's 3:01, and they went off sale at 3. That guy's such a tool.”

5 more verb definitions

To put down another person (possibly in a subtle, hidden way), and in that way to use him or her to meet a goal.“Dude, he's not your friend. He's just tooling you.”
To intentionally attack the ball so that it deflects off a blocker out of bounds.
To drive (a coach or other vehicle).
To carry or convey in a coach or other vehicle.
To travel in a vehicle; to ride or drive.

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

Starter word rating: WeakIn the top 60% of all valid Wordle words for testing common letters.
Vowels: O
Unique letters: 4 of 5Repeats O
Common letters: T, O, L

Hard-mode trap: 10 valid words fit the pattern _OOLS. 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.