Definition of "feedback" in English

noun

1. Critical assessment of a process or activity or of their results.

   • After you hand in your essays, I will give both grades and feedback.

2. (electronics, cybernetics, control theory) The part of an output signal that is looped back into the input to control or modify a system.

3. (amplification) The high-pitched howling noise heard when there is a loop between a microphone and a speaker.

verb

1. (music) To generate the high-frequency sound by allowing a speaker to cause vibration of the sound generator of a musical instrument connected by an amplifier to the speaker.

   • The show ended with a riot of feedbacking guitars.

2. (transitive) To provide informational feedback to.

   • His employees feedbacked him a lot more than he wanted.

3. (transitive) To convey by means of specialized communications channel.

   • Customers feedbacked their complaints and some praise.