Green’s Dictionary of Slang

Five hundred years of the vulgar tongue

‘Quite simply the best historical dictionary of English slang there is, ever has been […] or is ever likely to be’​ — Journal of English Language and Linguistics

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Word of the Week

knockout drops, n. 1. [late 19C+] chloral hydrate mixed into a drink to render an innocent victim unconscious. 2. [late 19C+] a soothing linctus, usu. based on laudanum or opium, used to soothe fractious young children. 3. [1900s] in fig. use, something powerful, destructive. 4. [late 1910s+] drugged or adulterated liquor.