quire Definition

quire
noun

1. A measure for paper that is equivalent to 25 (formerly 24) sheets and one-twentieth of a ream.
2a. A set of four sheets of parchment or paper folded in half together to form eight leaves;
2b. loosely
Any set of folded sheets that is grouped together with other similar ones and bound into book form.

Idiom: in quires

Not bound together; in sheets.

Etymology: 15c: from French quaier, from Latin quaterni a set of four.