Demons formerly believed to cause depression and melancholia. The Blues is a shortening of this seventeenth century expression. Can be used in a similar way to 'the Black Dog', as a synonym for depression.
'Are you alright X? You seem a bit down.'
'Just a touch of the blue devils.'

***

'Did you hear? X had to be sectioned - they were self-harming!'
'Yep. Off to the blue-devil factory.'
by Kallikles May 20, 2008
Get the mug
Get a blue devils mug for your fish Trump.
The World champion Drum Corps from Concord California. World famous drumline, starring the 3 Odello Brothers: Adam, Ryan and Rick.
"Dude, the blue devils rock. did you see Away day?"
by azncowcompactor May 16, 2004
Get the mug
Get a blue devils mug for your sister-in-law Yasemin.
The mascot of Duke University, which has the best mens and womens basketball teams ever.
by Roy Williams March 24, 2003
Get the mug
Get a blue devils mug for your guy Yasemin.
Concord, Ca 12 time world champion. Highest ever in DCI. Yea, got 2nd in world champions 2008 but it was so robbed. Best drum core.
Man, everyone knows that the competition was stolen from the blue devils by van guard.
by mht3614 August 12, 2008
Get the mug
Get a blue devils mug for your brother Günter.