In chess, a double check is a check delivered by two pieces at the same time. In chess notation, it is sometimes symbolized by "++" (but "++" is also used to denote checkmate).
Read more about Double Check: Discussion, Variants and Triple Check
Famous quotes containing the words double and/or check:
“What happens is that, as with drugs, he needs a stronger shot each time, and women are just women. The consumption of one woman is the consumption of all. You can’t double the dose.”
—Ian Fleming (1908–1964)
“He took control of me for forty-five minutes. This time I’ll have control over him for the rest of his life. If he gets out fifteen years from now, I’ll know. I’ll check on him every three months through police computers. If he makes one mistake he’s going down again. I’ll make sure. I’m his worst enemy now.”
—Elizabeth Wilson, U.S. crime victim. As quoted in People magazine, p. 88 (May 31, 1993)