mouth of a sailor

mouth of a sailor

A tendency or proclivity to use coarse, rude, or vulgar language. I don't know what you're letting your son watch on television, but, for a fifth grader, he sure has the mouth of a sailor! My grandmother is the sweetest old lady you'll ever know, but, my lord, does she have the mouth of a sailor!
See also: mouth, of, sailor
Farlex Dictionary of Idioms.
See also:
  • have the mouth of a sailor
  • language that could/would fry bacon
  • language that would fry bacon
  • be off-color
  • lowbrow
  • bone
  • bones
  • choad
  • chode