What is the meaning of toilet?

noun

• A room or building equipped with one or more toilets.
  • synonyms: lavatory, lav, can, john, privy, bathroom
• A plumbing fixture for defecation and urination.
  • synonyms: can, commode, crapper, pot, potty, stool, throne
• Misfortune resulting in lost effort or money.
  • usage: "his career was in the gutter"; "all that work went down the sewer"; "pensions are in the toilet"
  • synonyms: gutter, sewer
• The act of dressing and preparing yourself.
  • usage: "he made his morning toilet and went to breakfast"
  • synonyms: toilette