How do I solve 16 across in Daily Telegraph Cryptic 31245?

Question

Accepted Answer

16 across reads "Swindle participant in chess game" (4 letters); the answer is ROOK. It's a double-definition clue: two separate definitions of the same word sit side by side. No wordplay split and no indicators — both halves of the clue define the answer. The full step-by-step breakdown is on this page.

Swindle participant in chess game (4)

16A — Swindle participant in chess game (4) — ROOK