Domino (Jessie J song)
WordNet
noun
(1) A small rectangular block used in playing the game of dominoes; the face of each block has two equal areas that can bear 0 to 6 dots
(2) A mask covering the upper part of the face but with holes for the eyes
(3) A loose hooded cloak worn with a half mask as part of a masquerade costume
(4) United States rhythm and blues pianist and singer and composer (born in 1928)