Noun Definition
blue devil
1.Definition: a coarse prickly European weed with spikes of blue flowers; naturalized in United States
Related Noun(s):blue thistle, blueweed, echium vulgare
Category: Plants2.Definition: the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic
Related Noun(s):blue
Category: Objects