noun
portfolio
a flat case for carrying documents or artwork
The artist opens a flat portfolio case.

Etymology
The Italian compound joins carrying with a sheet or leaf. The original meaning directly names a case that carries papers or artwork.
In context
Make or update a portfolio in case you're asked to provide samples of your work.
More examples
- Several portfolios leaned against the wall.
- He carried drawings in a portfolio.
- The portfolio protected the papers.
Forms
portfolio · portfolios
Similar words
- folder
- Usually a simpler paper holder.
- case
- A broader container without the flat document shape.