SPARE (4)

Spare (?), n. 1. 1. The act of sparing; moderation; restraint.
Killing for sacrifice, without any spare. Holland. 2. 2. Parsimony; frugal use. Bacon.
Poured out their plenty without spite or spare. Spenser. 3. 3. An opening in a petticoat or gown; a placket.
4. 4. That which has not been used or expended.
5. 5. (Tenpins) The right of bowling again at a full set of pins, after having knocked all the pins down in less than three bowls. If all the pins are knocked down in one bowl it is a double spare; in two bowls, a single spare.