Quick definitions from WordNet (blue devil)
▸ noun: a coarse prickly European weed with spikes of blue flowers; naturalized in United States
▸ noun: the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic
▸ Also see blue_devils
▸ Words similar to blue devil
▸ Usage examples for blue devil
▸ Idioms related to blue devil (New!)
▸ Words that often appear near blue devil
▸ Rhymes of blue devil
▸ Invented words related to blue devil
▸ noun: a coarse prickly European weed with spikes of blue flowers; naturalized in United States
▸ noun: the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic
▸ Also see blue_devils
▸ Words similar to blue devil
▸ Usage examples for blue devil
▸ Idioms related to blue devil (New!)
▸ Words that often appear near blue devil
▸ Rhymes of blue devil
▸ Invented words related to blue devil