The most common and most likely answer to this crossword clue is the 4 letter word TRIO
I've seen this crossword clue in The Times
T
R
I
O
More clues leading to the result TRIO
- Three performers from choir turned up
- Tactic initially used by City Group
- Hilarious chap back to front Porthos, Athos, and Aramis, say
- Three players heading for tour, going to South American city
- Small group running riot
- Threesome heading for Tokyo, Olympic city
- Part of patriotic composition
- What's altered at the beginning of the next composition
- Three tenors rejoicing in operatic overtures
- Group of patriots
Buddy explains!

The straight part
We know that "Three players" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case three players = trio.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does TRIO mean?
TRIO noun- A group of three people or things.
- A group of three musicians.
- A piece of music written for three musicians.
- A passage in the middle of a minuet, frequently in a different key.
- Any cocktail made with a spirit, a liqueur, and a creamy ingredient.