UNO is a popular card game that originated in the United States in 1971. It is played with a specially designed deck of 108 cards, which are divided into four suits of red, blue, green, and yellow. The object of the game is to be the first player to get rid of all their cards. The term UNO can refer to either the game itself or the card with the number ONE on it. The crossword solutions for the term UNO are ONE (3 letters), LALA (4 letters), and NUMERO (6 letters). ONE is the English word for the number ONE, LALA is a sound used to represent laughter, and NUMERO is the Spanish word for the number ONE.