Decided to ring about set expression (5,4)

From Express Cryptic 20260529, 17A —

17A — Decided to ring about set expression (5,4) — FIXED GRIN

  • Definition
    Definition found: 'set expression'
  • Indicator
    Indicator found: 'about'
  • Operation
    'about' signals a anagram operation
  • Fodder
    Fodder: 'ring'
  • Synonym
    Synonyms spotted: 'Decided' → FIXED
  • Assembly
    FIXED + (RING > GRIN) = FIXED GRIN

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