Is TASER a Wordle Word?

Yes. TASER is a valid Wordle word.

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

What does TASER mean?

/ˈteɪ.zə(ɹ)/

A Taser, a handheld device made by Taser International intended to immobilize another by delivering an electric shock.
(by extension) Any electroshock stun gun.

To shock a person, thing, individual, or animal with a handheld device with the electric shock that it delivers; to stun with a stun gun.
To strike verbally or gesturally with ill intents.“As I spoke too loudly during the solemn church service, my husband shot me a glance that emotionally tasered me to the point of silence until we returned home 2 hours later.”

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

Starter word rating: ExcellentIn the top 1% of all valid Wordle words for testing common letters.
Vowels: A, E
Unique letters: 5 of 5
Common letters: T, A, E, R

Hard-mode trap: 10 valid words fit the pattern TA_ER. 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.