Is ROAST a Wordle Word?

Yes. ROAST is a valid Wordle word.

It is on the original Wordle answer list and has not been an answer yet, so it could be a future answer.

What does ROAST mean?

/ɹəʊst/

A cut of meat suited to roasting
A meal consisting of roast foods.
The degree to which something, especially coffee, is roasted.“Dark roast means that the coffee bean has been roasted to a higher temperature and for a longer period of time than in light roast.”

1 more noun definition

A comical event, originally fraternal, where a person is subjected to verbal attack, yet may be praised by sarcasm and jokes.

To cook food by heating in an oven or over a fire without covering, resulting in a crisp, possibly even slightly charred appearance.“to roast meat on a spit”
To cook by surrounding with hot embers, ashes, sand, etc.“to roast a potato in ashes”
To process by drying through exposure to sun or artificial heat“Coffee beans need roasting before use.”

4 more verb definitions

To heat to excess; to heat violently; to burn.
To admonish someone vigorously“I’m late home for the fourth time this week; my mate will really roast me this time.”
To subject to bantering, severely criticize, sometimes as a comedy routine.“The class clown enjoys being roasted by mates as well as staff.”
To dissipate by heat the volatile parts of, as ores.

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

Starter word rating: GoodIn the top 3% of all valid Wordle words for testing common letters.
Vowels: O, A
Unique letters: 5 of 5
Common letters: R, O, A, T

Hard-mode trap: 6 valid words fit the pattern _OAST. 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.