- a symbol () that lowers the pitch of the note following it by two semitones.
- a note or tone marked or affected by such a symbol.
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Examples from the Web for double flat
What is the meaning of the sharps on the E and B line, and of a double-flat?
(Sometimes also the single sharp or flat will be found by itself, cancelling the double-sharp or double-flat).Music Notation and Terminology
Karl W. Gehrkens
As the single-flat lowers a note by a half-tone, so a double-flat lowers it by two half-tones or a full tone.
- an accidental that lowers the pitch of the following note two semitonesUsual symbol: ♭
- a note affected by this accidental
- (postpositive) denoting a note of a given letter name lowered in pitch by two semitones
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012