/ ˈpəʊʃn; NAmE ˈpoʊʃn/ noun
( literary ) a drink of medicine or poison; a liquid with magic powers :
a magic / love potion
( humorous )
I've tried all sorts of drugs, creams, pills and potions.
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WORD ORIGIN
Middle English : from Old French , from Latin potio(n-) drink, poisonous draught, related to potare to drink.