verb

• To move, either physically or in an abstract sense:
  "Why don’t you go with us?"
• To move, either physically or in an abstract sense:
  "Yesterday was the second-wettest day on record; you have to go all the way back to 1896 to find a day when more rain fell."
• To move, either physically or in an abstract sense:
  "For the best definitions, go to wiktionary.org"
• To move, either physically or in an abstract sense:
  "We went swimming."

noun

• (uncommon) The act of going.
  "The Apostles were to be the first of a line. They would multiply successors, and the successors would die and their successors after them, but the line would never fail; and the come and go of men would not matter, since it is the one Christ operating through all of them."
• (slang, dated) A circumstance or occurrence; an incident, often unexpected.
  "1839, Charles Dickens, Nicholas Nickleby, in 1868, The Works of Charles Dickens, Volume 2: Nicholas Nickleby, Martin Chuzzlewit, American Notes, page 306, “Well, this is a pretty go, is this here! An uncommon pretty go!"
• (dated) The fashion or mode.
  "quite the go"
• (dated) Noisy merriment.
  "a high go"

adj

• (postpositive, chiefly military and space flight) Working correctly and ready to commence operation; approved and able to be put into action.
  "John Glenn reports all systems are go."

noun

• (board games) A strategic board game, originally from China and today also popular in Japan and Korea, in which two players (black and white) attempt to control the largest area of the board with their counters.