Plum Duff definitions

Plum Duff

Plum duff is London Cockney rhyming slang for a male homosexual (puff).
Found on http://www.probertencyclopaedia.com/browse/ZP.HTM

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plum-duff

[Treasure Island] plum pudding, a rich dessert made of raisins, currants, flour, spices, suet, and then boiled or steamed.
Found on https://www.cliffsnotes.com/literature/t/treasure-island/study-help/full-gl

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