1A person who urinates.

1. 1.1 A toilet.
   马桶
   Synonyms

   lavatory, wc, water closet, convenience, public convenience, facilities, urinal, privy, latrine, outhouse, earth closet, jakes
2. 1.2in singular An annoying or disappointing event or circumstance.
   令人心烦的事，让人失望的事