腹背相親

腹背相亲
fùbèixiāngqīn
to be on intimate terms with sb (idiom)

CEDICT

Entry Composition

1 腹 fù
  1. abdomen
  2. stomach
  3. belly
2 背 bèi
  1. the back of a body or object
  2. to turn one's back
  3. to hide something from
  4. to learn by heart
  5. to recite from memory
  6. (slang) unlucky
  7. hard of hearing
3 相親 xiāngqīn
  1. blind date
  2. arranged interview to evaluate a proposed marriage partner (Taiwan pr. xiàngqīn)
  3. to be deeply attached to each other