Noun
double-six (uncountable)
A set of domino tiles with 28 tiles.
Dominoes in Unicode main Since April 2008, citation the character encoding standard Unicode includes characters that represent the double-six domino tiles in various orientations. Source: Internet
In many versions of the game, the player with the highest double-leads with that double, for example "double-six". Source: Internet
One of Lord Peter's cars is a 12-cylinder ("double-six") 1927 Daimler four-seater, which (like all his cars) he calls "Mrs Merdle" after a character in Charles Dickens' Little Dorrit who "hated fuss". Source: Internet
These games employed two sets of "double-six" tiles. Source: Internet
When I had no money to pay my bus fare I presented him with a Daimler double-six, upholstered in a style of sober magnificence, and when I felt dull I let him drive it. Source: Internet