satchel

A small bag, often having a shoulder strap, used for carrying books or clothing.

A woman’s handbag that typically has an interior frame, a rectangular shape, a flat bottom, double handles, and a hinged or zippered opening.

A small sack or bag; especially, a bag in which books (as school-books) are carried; also, any hand-bag.

A little sack or bag for carrying papers, books, or small articles of wearing apparel; a hand bag.

A bag or case with one or two shoulder straps, especially used to carry books etc.

luggage consisting of a small case with a flat bottom and (usually) a shoulder strap