Definition of: choir

(kwīr) noun
1. A body of trained singers or that part of a church occupied by them; chancel.
2. Originally, any band or organized company, especially of dancers or singers.
3. One of the nine orders in the angelic hierarchy.
—v.i. To sing, as in a choir.
—v.t. To sing or utter in chorus. Also spelled quire. ◆ Homophone: quire. [<OF cuer <L chorus; infl. in form by F choeur. Doublet of CHORUS.]