cheese-eater

cheese-eater

One who is regarded as a traitor. "Cheese" alludes to rats eating cheese, playing on the definition of "rat" meaning "traitor." The gang was determined to find the cheese-eater who told the police about their illegal activities.
Farlex Dictionary of Idioms.

cheese-eater

n. an informer; a rat fink. (Rats eat cheese.) Some cheese-eater called the clerk and warned her we were coming.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • rat fink
  • Cheese it the cops!
  • cheese it-the cops!
  • have more holes than Swiss cheese
  • Swiss
  • be chalk and cheese
  • cut the cheese
  • say cheese
  • Say cheese!
  • chew the cheese
References in periodicals archive
This one is more familiar to even indifferent cheese-eaters. It is soft and creamy, with an edible, bloomy rind (yes, it's mold.
Gifts: A guide to cheeses, more
Apparently, eating aged cheeses such as cheddar and brie could also extend lifespan, whilst another study earlier this year claimed that cheese-eaters were slimmer than those who avoided the tantalising treat.
And the next superfood is.. Say cheese!
But Kate O'Meara of the Cheese Society, which promotes the UK cheese industry, says: "Many cheese-eaters will feel they're being robbed.
Cheese's wax is on the wane
Vocal performances are suitably lively, including some outrageous vowel-rolling by McKellen, whose monarchist baddie despairs at the ineptitude of his rat sidekicks: "You incompetent cheese-eaters!"
FRESH
GEORGE Bush's administration's disdain for the cheese-eaters and wimps of Old Europe prior to the invasion of Iraq is coming back to haunt him.
Bush won crazy war but can't win peace
But Kate O'Meara of the Cheese Society, which promotes the UK's cheese industry, says: "Many cheese-eaters will feel they're being robbed.
Cheese's wax is on the wane