Is RUGGY a Wordle Word?

Yes. RUGGY is a valid Wordle word.

It is not on the Wordle answer list, so it is unlikely to be a daily answer.

What does RUGGY mean?

/ˈrʌɡi/

Frusty, frowsy.“Hayes is one of the ruggiest men in the game. He has fought most of the cracks of his weight in the country and one or two from England.”
Of, relating to, or resembling a rug.“Everyone but the Terrys had given Alice rugs. It was the ruggiest wedding the world had ever known.”

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: U
Unique letters: 4 of 5Repeats G
Common letters: R

Hard-mode trap: 7 valid words fit the pattern _UGGY. 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.