Cho"rus (?), n.; pl. Choruses (#). [L., a dance in a ring, a dance accompanied with song; a chorus, a band of dancers and singers. Gr. &?;. See Choir.]

1. (Antiq.) A band of singers and dancers.

The Grecian tragedy was at first nothing but a chorus of singers.
Dryden.

2. (Gr. Drama) A company of persons supposed to behold what passed in the acts of a tragedy, and to sing the sentiments which the events suggested in couplets or verses between the acts; also, that which was thus sung by the chorus.

What the lofty, grave tragedians taught
In chorus or iambic.
Milton.

3. An interpreter in a dumb show or play. [Obs.]

4. (Mus.) A company of singers singing in concert.

5. (Mus.) A composition of two or more parts, each of which is intended to be sung by a number of voices.

6. (Mus.) Parts of a song or hymn recurring at intervals, as at the end of stanzas; also, a company of singers who join with the singer or choir in singer or choir in singing such parts.

7. The simultaneous of a company in any noisy demonstration; as, a Chorus of shouts and catcalls.

Cho"rus, v. i. [imp. & p. p. Chorused (?); p. pr. & vb. n. Chorusing.] To sing in chorus; to exclaim simultaneously. W. D. Howells.

• group of people in a play or performance who recite together
  
• group of singers; singing group who perform together
  
• repeated part of a song, also called the refrain
  
• setting or feature in electronic music that makes one voice sound like many
  
  Latin
• chorus (see English definitions)