con ‧ coct /kənˈkɒkt $ -ˈkɑːkt/ BrE AmE verb [transitive]
[ Date: 1500-1600 ; Language: Latin ; Origin: past participle of concoquere 'to cook together' , from com- ( ⇨ COM- ) + coquere 'to cook' ]
1 . to invent a clever story, excuse, or plan, especially in order to deceive someone:
John concocted an elaborate excuse for being late.
2 . 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.