Quire

n.	1.	See Choir. A quire of such enticing birds. - Shak.
v. i.	1.	To sing in concert.
n.	1.	A collection of twenty-four sheets of paper of the same size and quality, unfolded or having a single fold; one twentieth of a ream.

Noun

1.

quire - a quantity of paper; 24 or 25 sheets

definite quantity, ream