Catholic twins

Related to Catholic twins: Irish twins

Catholic twins

Siblings who are less than a year apart in age. A satirical phrase playing on the stereotype that Catholics have many children very close together in age. My younger sister and I ended up in the same year in school, so everyone always called us the Catholic twins.
See also: catholic
Farlex Dictionary of Idioms.
See also:
  • come of age
  • a dog's age
  • dog's age
  • the big (number)-o
  • the big something-o
  • be one age with (someone)
  • one age with (someone)
  • of age
  • age of consent
  • consent