From Latin subfuscus (“moderately dark”).
subfusc (comparative more subfusc, superlative most subfusc)
- Having subdued colors.
2020, Hilary Mantel, The Mirror and the Light, London: Fourth Estate, page 6:
The courtiers tramping across the green eye the: [the Duke of] Suffolk with his big beard, his flashing eye, his big chest, and Master Secretary [Thomas Cromwell] subfusc, low-slung, square.
subfusc (usually uncountable, plural subfuscs)
- Dark clothing.
- Clothing acceptable, by regulation at certain universities, for an examination or official event.
- (Oxford University) Formal clothing worn on special academic occasions.