Is CURLS a Wordle Word?

Yes. CURLS 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 CURLS mean?

7 more noun definitions

Movement of a moving rock away from a straight line.
Any exercise performed by bending the arm, wrist, or leg on the exertion against resistance, especially those that train the biceps.
The vector field denoting the rotationality of a given vector field.“The curl of the vector field \vec{F}(x,y,z) is the vector field \operatorname{curl}\,\vec{F} \equiv \vec{\nabla}\times\vec{F}=\left( \frac{\partial F_z}{\partial y} - \frac{\partial F_y}{\partial z}, \frac{\partial F_x}{\partial z} - \frac{\partial F_z}{\partial x}, \frac{\partial F_y}{\partial x} - \frac{\partial F_x}{\partial y} \right).”
(proper noun) The vector operator, denoted \rm{curl}\; or \vec{\nabla}\times\vec{\left(\cdot\right)}, that generates this field.
Any of various diseases of plants causing the leaves or shoots to curl up; often specifically the potato curl.
The contrasting light and dark figure seen in wood used for stringed instrument making; the flame.“The one-piece back is of a medium curl.”
A pattern where the receiver appears to be running a fly pattern but after a set number of steps or yards quickly stops and turns around, looking for a pass.

7 more verb definitions

To move in curves.
To take part in the sport of curling.“I curl at my local club every weekend.”
To exercise by bending the arm, wrist, or leg on the exertion against resistance, especially of the biceps.
To twist or form (the hair, etc.) into ringlets.
To deck with, or as if with, curls; to ornament.
To raise in waves or undulations; to ripple.
(hat-making) To shape (the brim of a hat) into a curve.

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

Starter word rating: AverageIn the top 32% of all valid Wordle words for testing common letters.
Vowels: U
Unique letters: 5 of 5
Common letters: R, L

Hard-mode trap: 8 valid words fit the pattern _URLS. 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.