piece out v. 1. To put together from many different pieces; put together from odd parts; patch.
They pieced out a meal from leftovers. He pieced out the machine with scrap parts. The detective pieced out the story from a stray fact here, a clue there, and a hint somewhere else. 2. To make larger or longer by adding one or more pieces.
The girl grew so fast that her mother had to piece out her dresses. [TahlilGaran] English Idioms Dictionary ▲