four-sheet

English

Noun

four-sheet (plural four-sheets)

1. (advertising) A poster measuring 40 inches wide and 60 inches tall.
   • 1988, Peter Chippindale, Chris Horrie, Disaster!: The Rise and Fall of News on Sunday, page 117:

     The only other idea was a four-sheet designed for Adshels, the display units at bus stops, which had been thought up to cater for Walsh's Scottish campaign.