How do I solve 18 across in Express Cryptic 20260616?

Question

Accepted Answer

18 across reads "Yarn involving flying geese" (5 letters); the answer is SKEIN. 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.

Yarn involving flying geese (5)

18A — Yarn involving flying geese (5) — SKEIN