domino

/ˈdɑməˌnoʊ/
noun
  1. A small rectangular tile with a line dividing its face into two halves, each half being blank or marked with dots (pips) from one to six.
    • She placed a domino with six dots on one side and three on the other.
    • He picked up a domino from the pile and matched it to the one on the table.
    • The game requires a set of 28 dominoes, each with a unique combination of numbers.
  2. A loose hooded cloak or mask worn with a half-mask, especially as part of a masquerade costume.
    • He bought a red domino costume for the masquerade ball.
    • At the carnival, she wore a black domino and a feathered mask.
    • The mysterious figure in the domino cloak slipped through the crowd unnoticed.
  3. A situation in which one event causes a series of similar events, like falling dominoes.
    • The company's bankruptcy was a domino that toppled several suppliers.
    • One small mistake can become a domino, leading to bigger problems.
    • The protest acted as a domino, inspiring demonstrations in other cities.
What does "domino" mean? | whatsthatwordmean | whatsthatwordmean