Is TWEEP a Wordle Word?

Yes. TWEEP is a valid Wordle word.

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

What does TWEEP mean?

A chirp or beep.“The readers are Star Trek cast members, and the sound is enhanced with authentic, Enterprise-sounding beeps and tweeps.”
A user of the Twitter microblogging service.“As astute tweeps will observe, I myself only follow one other person, the one thou callest "Justin Bieber"; […]”
A Twitter employee.

To chirp or beep.“A bird tweeped and twittered on a thistle by the side of the trail.”
To kill; to assassinate.“Robert Maheu, tough, astute, dynamic, was the perfect professional to implement the CIA scheme to tweep Fidel Castro.”

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

Starter word rating: WeakIn the top 80% of all valid Wordle words for testing common letters.
Vowels: E
Unique letters: 4 of 5Repeats E
Common letters: T, E

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