The most common and most likely answer to this crossword clue is the 4 letter word ROOK
R
O
O
K
More clues leading to the result ROOK
- Case having been dismissed, criminals cheat at cards
- Man in game is cheat
- Informal jumper: knitter’s first piece
- Swindle money out of / man on board?
- Cheat? On board, he goes straight
- Piece English poet neither started nor finished
- Satisfactory after turning up gold chesspiece
- Black bird in castle
- Fleece or jumper with a bit of khaki?
- . Criminal’s caught out in scam
Buddy explains!

The straight part
We know that "chesspiece" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case chesspiece = rook.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 ROOK mean?
ROOK noun- A European bird, Corvus frugilegus, of the crow family.
- A cheat or swindler; someone who betrays.
- A type of firecracker used by farmers to scare birds of the same name.
- A trick-taking game, usually played with a specialized deck of cards.
- A bad deal, a rip-off.
- To cheat or swindle.
- A piece shaped like a castle tower, that can be moved only up, down, left or right (but not diagonally) or in castling.
- A castle or other fortification.
- A rookie.
- Mist; fog; roke
- To squat; to ruck.
- Pronunciation spelling of look.