Definitions of do:

• noun:   the syllable naming the first (tonic) note of any major scale in solmization
• noun:   doctor's degree in osteopathy
• noun:   an uproarious party
• verb:   carry on or manage

  Example: "We could do with a little more help around here"

• verb:   get (something) done
• verb:   proceed or get along

  Example: "How is she doing in her new job?"

• verb:   create or design, often in a certain way

  Example: "Do my room in blue"

• verb:   travel or traverse (a distance)

  Example: "This car does 150 miles per hour"

• verb:   engage in

  Example: "Do research"

• verb:   be sufficient; be adequate, either in quality or quantity

  Example: "Will $100 do?"

• verb:   spend time in prison or in a labor camp
• verb:   give rise to; cause to happen or occur, not always intentionally
• verb:   behave in a certain manner; show a certain behavior; conduct or comport oneself

  Example: "Don't behave like a fool"

• verb:   carry out or perform an action
• verb:   carry out or practice; as of jobs and professions
• verb:   arrange attractively
• name:  A surname (common: 1 in 25000 families; popularity rank in the U.S.: #2934)