skeleton in closet

skeleton in the/(one's) closet

An embarrassing or shameful secret. Primarily heard in US. If you've got a skeleton in the closet, it will probably be exposed during this campaign. He didn't believe me when I said that I didn't have any skeletons in my closet.
See also: closet, skeleton
Farlex Dictionary of Idioms.

skeleton in (one's) closet

A source of shame or disgrace, as in a family, that is kept secret.
See also: closet, skeleton
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • a skeleton in the closet
  • a skeleton in the cupboard/closet
  • skeleton in the closet
  • skeleton in the/(one's) closet
  • skeleton in the/(one's) cupboard
  • a skeleton in the cupboard
  • never live (something) down
  • like a dog's dinner
  • live down
  • like a dog's breakfast