1. (noun) a state of depression

• blue devils
• megrims
• vapors
• vapours

1. (noun) a type of folksong that originated among Black Americans at the beginning of the 20th century; has a melancholy sound from repeated use of blue notes

• african-american music
• black music
• folk ballad
• folk song
• folksong

2. (noun) a state of depression

• depression

1. (noun) a type of folksong that originated among Black Americans at the beginning of the 20th century; has a melancholy sound from repeated use of blue notes

• boogie
• boogie-woogie