Boost Boost refers to an increase in amplitude, usually of a specific frequency or within a frequency band range. Equalizers, the most common of which are tone controls, cause boost or cut of selected frequency ranges. Share this:EmailTweetLike this:Like Loading...Related Articles: Glossary: CompressionGlossary: CutGlossary: Dynamic equalizationGlossary: Equalization (EQ)Glossary: Equalizer« Back to Glossary Index