1520s, string or wire on which documents are strung, from French file row, from Middle French filer (see file (v.)). The meaning arranged collection of papers is from 1620s; computer sense is from 1954. The military sense line or row of men (1590s) is from the French verb in the sense of spin out (thread); march in file.
The maple leaf on the flag is a generic maple, representing the 10 species of maple trees native to Canada. Today, the maple leaf is often used by Canadian organizations, businesses and sports teams as part of their logo and identity.
Maple Leaf definition: the national emblem of Canada | Meaning, pronunciation, translations and examples English Dictionary | Thesaurus | Translator | Grammar | Scrabble | Blog English