Is SINKS a Wordle Word?

Yes. SINKS 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 SINKS mean?

/sɪŋks/

11 more noun definitions

A depression in land where water collects, with no visible outlet.
A heat sink.
A place that absorbs resources or energy.
The motion of a sinker pitch.“Jones has a two-seamer with heavy sink.”
An object or callback that captures events; event sink
A destination vertex in a transportation network
An abode of degraded persons; a wretched place.
A depression in a stereotype plate.
A stage trap-door for shifting scenery.
An excavation less than a shaft.
(game development) One or several systems that remove currency from the game's economy, thus controlling or preventing inflation

5 more verb definitions

To keep out of sight; to suppress; to ignore.
To pay absolutely.“I have sunk thousands of pounds into this project.”
To reduce or extinguish by payment.“to sink the national debt”
To be overwhelmed or depressed; to fail in strength.
To decrease in volume, as a river; to subside; to become diminished in volume or in apparent height.

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

Starter word rating: WeakIn the top 90% of all valid Wordle words for testing common letters.
Vowels: I
Unique letters: 4 of 5Repeats S
Common letters: I

Hard-mode trap: 14 valid words fit the pattern _INKS. 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.