Dictionary definition · rue
noun
- European strong-scented perennial herb with grey-green bitter-tasting leaves; an irritant similar to poison ivy
- leaves sometimes used for flavoring fruit or claret cup but should be used with great caution: can cause irritation like poison ivy
- sadness associated with some wrong done or some disappointment"he drank to drown his sorrows"
- (French) a street or road in France
verb
- feel remorse for; feel sorry for; be contrite about
Source: Open English WordNet (CC BY 4.0).