Definition of grand seigneur in English:

grand seigneur

noun

  • A man whose rank or position allows him to command others.

    • ‘He is the grand seigneur who loftily told the Scott Inquiry (in the days when we had real inquiries): ‘You have to be selective about the facts.’’
    • ‘It was governed by a strict devout Catholic, the grand seigneur, Comte de Reynaud, who like his predecessors maintained a regimented way of life and imposed it on the resigned village people.’
    • ‘There he was treated like the grand seigneur of contemporary music, and his quartet soon came to be regarded as the gem of the Festival.’

Origin

French, literally ‘great lord’.

Pronunciation

grand seigneur

/ˌɡrɒ̃ seɪˈnjəː/