Other forms: ruffs
A ruff is a stiff frilled collar worn in earlier centuries. A starched ruff, wear a ruff, the ruff of a portrait.
It was the mark of Elizabethan wealth and grew absurd: the largest needed a wire frame to hold them up and made eating difficult. A ruff is also a band of feathers or fur round an animal's neck, and in cards it means to play a trump.
1nounruffA stiff frilled collar worn in earlier centuries.
“In the old portrait, the queen wears a huge white ruff around her neck.”
ruff is a collar.
Probably a clipping of ruffle, or from rough. The collar and the ruffle are the same idea.
a clipping of ruffle, or possibly from rough.
Etymology from Wiktionary, CC BY-SA