Dwale (?), n. [OE. dwale,
dwole, deception, deadly nightshade, AS. dwala,
dwola, error, doubt; akin to E. dull. See Dull,
a.] 1. (Bot.) The
deadly nightshade (Atropa Belladonna), having stupefying
2. (Her.) The tincture sable or black
when blazoned according to the fantastic system in which plants are
substituted for the tinctures.
3. A sleeping potion; an opiate.