How do I solve 24 down in Daily Telegraph Cryptic 31244?

Question

Accepted Answer

24 down reads "Kent port trade" (4 letters); the answer is DEAL. 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.

Kent port trade (4)

24D — Kent port trade (4) — DEAL