Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.
Related to in chorus: chorus line, Greek chorus, Chorus effect
in chorus(slightly formal)
together at one time Many people who stutter are able to speak normally when reading in chorus with others.
All together, in unison, as in The voters answered the legislators in chorus. This expression transfers group singing to simultaneous utterance of any kind. [c. 1800]
All together; in unison.