May I use your powder room?

May I use your powder room?

A polite request to use the restroom in one's house. (Traditionally, a "powder room" is a smaller room containing only a toilet and sink, not a tub or shower.) We had a long ride—may I use your powder room?
See also: may, powder, use
Farlex Dictionary of Idioms.
See also:
  • come what may
  • may as well
  • may/might as well
  • sell in May
  • sell in May and go away
  • sell in May and stay away
  • May I speak to (one)?
  • May I speak to ? Go to Could I speak to
  • May I tell (someone) who's calling?
  • take up (the) cudgels against (someone or something)