Also called Duplessis-Mornay. Philippe de Seigneur du Plessis-Marly Pope of the Huguenots, 1549–1623, French statesman and Protestant leader.
Also called Mornay sauce. (often lowercase) a béchamel, or white sauce, containing cheese, especially Parmesan and Gruyère.
perhaps named after Philippe de Mornay , Seigneur du Plessis-Marly (1549–1623), French Huguenot leader
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“It amounts to artists blacklisting fellow artists based on their nationality, ethnicity or identity—and we wouldn’t do it to artists in any other country,” said actress Rebecca De Mornay, who signed the letter.
From The Wall Street Journal • Oct. 6, 2025
Graduate researcher Jacquelynn Mornay said the noise levels registered there could cause permanent hearing damage after an hour or so of exposure.
From Salon • Mar. 18, 2024
The traditional ham of the latter is replaced by tuna, and a Mornay sauce is added.
From Seattle Times • May 31, 2022
Sprinkled with edible gold and seasoned with truffle salt and truffle oil, they are served on a crystal plate with an orchid, thin-sliced truffles, and a Mornay cheese dip.
From Reuters • Jul. 26, 2021
Sauce Mornay Sauce Mornay has been hailed internationally as "the greatest culinary achievement in cheese."
From The Complete Book of Cheese by Brown, Robert Carlton
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
