ETYM French domino, or Italian dominň, or Spanish dominó, from Latin dominus master. The domino was orig. a hood worn by the canons of a cathedral. Related to Don, Dame.
1. A loose hooded cloak worn with a half mask as part of a masquerade costume.
2. A mask covering the upper part of the face but with holes for the eyes; SYN. half mask, eye mask.
3. A small rectangular block used in playing dominoes; the face of each block has two equal areas that can bear 0 to 6 dots.

Town in Texas (USA).

See Lotus Domino.