[n] the act of creating something (a medicine or drink or soup etc.) by compounding or mixing a variety of components
[n] the invention of a scheme or story to suit some purpose; "his testimony was a concoction"; "she has no peer in the concoction of mystery stories"
[n] an occurrence of an unusual mixture; "it suddenly spewed out a thick green concoction"
[n] any foodstuff made by combining different ingredients; "he volunteered to taste her latest concoction"; "he drank a mixture of beer and lemonade"