Definitions of can:

• noun:   airtight sealed metal container for food or drink or paint etc.
• noun:   a buoy with a round bottom and conical top
• noun:   the quantity contained in a can
• noun:   a plumbing fixture for defecation and urination
• noun:   a room equipped with toilet facilities
• noun:   the fleshy part of the human body that you sit on
• verb:   preserve in a can or tin
• verb:   terminate the employment of
• name:  A surname (very rare: popularity rank in the U.S.: #74393)