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English definition of “paper”

paper

noun [C/U]  /ˈpeɪ·pər/ us  
a thin, flat material made from crushed wood or cloth used esp. for writing and printing on and in packaging: [U] a piece/sheet of paper [U] a paper bag/towel [U] paper cups/napkins/plates Let's put some of your good ideas down on paper (= write them down) A paper is also a newspaper: [C] I read it in the paper. A paper is also a piece of writing by a student for a course: [C] One of the course requirements is a 20-page paper.
Idioms

paper

verb [T]  /ˈpeɪ·pər/ us  
to put wallpaper (= decorative paper) on a surface, esp. a wall: We plan to paper the dining room.
(Definition of paper from the Cambridge Academic Content Dictionary © Cambridge University Press)
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