proverbial
adjective
°Of, resembling, or expressed as a proverb, cliché, fable, or fairy tale.
°Widely known; famous; stereotypical.
"I grew up in a prefab house on Main Street in 1950s suburbia, the second and last child of a proverbial nuclear family."
noun
°Used to replace a word that might be considered unacceptable in a particular situation, when using a well known phrase.
"I think we should be prepared in case the proverbial hits the fan."
°The groin or the testicles.