rum /ɹʌm/noun 8adjective 2forms 3 noun8 •a strong drink made out of sugar plants, clear or brown in colorThe Royal Navy used to issue a rum ration to sailors. •A serving of rum.Jake tossed down three rums. •A kind or brand of rum.Bundaberg is one of my favourite rums. •A similar spirit distilled from similar preparations of sugarbeets, sorghum, etc. •(informal, old-fashioned) Any odd person or thing. •(rare) The card game rummy. •(slang, no longer used) A strange person or thing. •(slang, no longer used) A country parson.No company comes / But a rabble of tenants, and rusty dull rums. — 1729 adjective2 •(informal, old-fashioned) Strange, peculiar."Lor, Noah!" said Charlotte, "What a rum creature you are! Why don't you let the boy alone?" — 1838 •(no longer used) Fine, excellent, valuable. formsrums · rummer · rummest