Do you kiss your momma with that mouth?

(Do) you kiss your momma with that mouth?

Used to chastise someone who is using lewd, vulgar, or obscene language. Stop cursing around all these little kids! Geez, you kiss your momma with that mouth? Wow, those are some mighty vulgar words for a 10-year-old to know. Do you kiss your momma with that mouth, young man?
See also: kiss, momma, that
Farlex Dictionary of Idioms.

Do you kiss your momma with that mouth?

verb
See Do you eat with that mouth?
See also: kiss, momma, that
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • (Do) you kiss your momma with that mouth?
  • momma
  • you kiss your momma with that mouth?
  • (Do) you kiss your mama with that mouth?
  • mama
  • You eat with that mouth?
  • Do you eat with that mouth?
  • (Do) you eat with that mouth?
  • (Do) you kiss your grandmother with that mouth?
  • (Do) you kiss your granny with that mouth?