Definition of chapeau in English:

chapeau

noun

Heraldry
  • A hat or cap, typically a red one with an ermine lining, on which the crests of some peers are borne.

    • ‘The chapeau is barely mentioned by Scottish heraldic writers, before Learney ascribed the chapeau to the baronage.’
    • ‘The colour of the chapeau may be altered to denote the status of the baron.’
    • ‘On top of the circlet is set his coronet of rank or baronial chapeau if any.’
    • ‘Sometimes a heraldic Chapeau replaces the Wreath, or occasionally appears between the Wreath and the Crest.’
    • ‘The chapeau is only granted in the case of a grant of arms to a peer.’

Origin

Late 15th century: from French, from Latin cappellum, diminutive of cappa cap.

Pronunciation

chapeau

/ˈʃapəʊ/