domino

  1. Noun.  (games) A tile divided into two squares, each having 0 to 6 dots or pips (as in dice), used in the game of dominoes.
  2. Noun.  (politics) A country that is expected to react to events in a neighboring country, according to the domino effect.
  3. Noun.  A masquerade costume consisting of a hooded robe and a mask covering the upper part of the face.
  4. Noun.  The mask itself.
  5. Noun.  The person wearing the costume.
  6. Noun.  (geometry) A polyomino made up of two squares.

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This entry was last updated on RefTopia from its source on 3/20/2012.