|Origin:||, past participle of concoquere 'to cook together', from com- ( COM-) + coquere 'to cook'|
to invent a clever story, excuse, or plan, especially in order to deceive someone:
John concocted an elaborate excuse for being late.
to make something, especially food or drink, by mixing different things, especially things that are not usually combined:
Jean concocted a great meal from the leftovers.