Meaning of portfolio

(noun) a large, flat, thin case for carrying loose papers or drawings or maps; usually leather; "he remembered her because she was carrying a large portfolio"

a set of pieces of creative work collected to be shown to potential customers or employers; "the artist had put together a portfolio of his work"; "every actor has a portfolio of photographs"

a list of the financial assets held by an individual or a bank or other financial institution; "they were disappointed by the poor returns on their stock portfolio"

the role of the head of a government department; "he holds the portfolio for foreign affairs"