Definition
A cylindrical cardboard or plastic container used to store and transport rolled posters, documents, or artwork without creasing or damage. Commonly found in art studios, offices, and shipping departments as a protective mailing tube.
Example Usage
She carefully placed the concert poster in a poster tube before sending it across the country.
Origin
Derived from its dual function: holding posters while maintaining their tubular shape for protection.
Fun Fact
Poster tubes became ubiquitous in the 1970s-80s as the standard for shipping valuable artwork and prints through the mail.
Source: Definition backfill (hailey)
Related Terms
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See “poster tube” in Corporate Speak, Gen-Z Slang, Pirate Speak, and more.
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