double flat

American  

noun

Music.

1. a symbol () that lowers the pitch of the note following it by two semitones.

2. a note or tone marked or affected by such a symbol.

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double flat British  

noun

1. music

   1. an accidental that lowers the pitch of the following note two semitones

   2. a note affected by this accidental

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adjective

1. (postpositive) denoting a note of a given letter name lowered in pitch by two semitones

Example Sentences

A double flat is two half steps lower than the natural note.

From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones

A note can also be double sharp or double flat.

From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones

We are preparing a table showing results, and so far we can report that they can stand about twice the strain of double flat belts.

From Scientific American Supplement, No. 601, July 9, 1887 by Various

My chambers were really a large double flat to the tasteful furnishing of which I had devoted the thought and interest of many years.

From Simon the Jester by Locke, William John

The cost and the complexity of Irene Wheeler's existence amazed and intimidated George—for this double flat was only one of her residences.

From The Roll-Call by Bennett, Arnold