briefcase

noun

brief·​case ˈbrēf-ˌkās 

: a flat flexible case for carrying papers or books

Examples of briefcase in a Sentence

Recent Examples on the Web

The mural includes symbols from the periodic table of elements, and representations of Sir Isaac Newton, scientific equations and evolution — from fish to four-legged mammals to a man carrying a briefcase. — Janice Neumann, Chicago Tribune, 20 Aug. 2026

But the mellow vibes are ruined when a goofy case of mistaken identity results in Frankie coming home with a briefcase containing several vials of a glowing orange goo. — Angie Han, HollywoodReporter, 12 Aug. 2026

In 2006, Markle landed the role of a briefcase girl on Deal or No Deal. — Giovana Gelhoren, InStyle, 8 Aug. 2026

The tickets were put in a briefcase, and included poker chips and playing cards, both with the team’s logo. — Pete Grathoff, Kansas City Star, 7 Aug. 2026

Word History

First Known Use

1900, in the meaning defined above

Rhymes for briefcase

• abase
• airspace
• apace
• backspace
• biface
• birthplace
• blackface
• boldface
• bookcase
• braincase
• carcase
• crankcase

Kids Definition

briefcase

noun

brief·​case ˈbrēf-ˌkās 

: a flat case for carrying papers or books