noun. Plural form of seven.

noun. Rugby sevens.

noun. A pair of sevens.

noun. a card game in which you play your sevens and other cards in sequence in the same suit as the sevens; you win if you are the first to use all your cards

"Then giving the glass a graceful wave which showed that his hand was quite experienced in the throwing of dice, he called sevens the main, and whisking the ivory cubes gently on the table, swept them up lightly again from the cloth, and repeated this process two or three times."

at sixes and sevens  

card game  cards  

Bevans  Evans  elevens  heavens  leavens