Definition of minceur in US English:

minceur

adjective

Cookery
  • Of or relating to cuisine minceur, a style of cookery which avoids the use of dairy products and other high-calorie ingredients; (of food or drink) low-calorie.

noun

Cookery
  • = cuisine minceurrare.

Origin

1970s; earliest use found in The New York Times. Shortened from cuisine minceur.