Foolscap or fool's cap may refer to: Foolscap folio, a paper size of × inches (216 × 343 mm) Foolscap, a paper size of 17 × inches (432 × 343 mm) Foolscap, a book by Michael Malone Fool's cap, a cap with bells worn by court jesters
See also Cortinarius orellanus, also known as fool's webcap, a poisonous mushroom List of Dinosaur King characters