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English definition of “staple”

staple

noun [C] uk   /ˈsteɪ.pl̩/ us  

staple noun [C] (WIRE)

a short, thin piece of wire used to fasten sheets of paper together. It has sharp ends that are pushed through the paper and then bent flat by a special device.Pins, clips, hooks and pegsOffice equipmentCommunicating by telephonePaper and stationery a U-shaped piece of metal with sharp ends that is fixed into a surface to hold something, such as a wire fence, in a particular positionBuilding materialsPins, clips, hooks and pegs

staple noun [C] (BASIC)

a main product or part of something: Shortages mean that even staples (= basic foods) like bread are difficult to find. Phosphate has been a staple of this area for many years. Romantic fiction and reference books are a staple of many public libraries.Standard and routine

staple

adjective [before noun] uk   /ˈsteɪ.pl̩/ us  
basic or main; standard or regular: The staple diet here is mutton, fish and boiled potatoes. Prices of staple foods such as wheat and vegetables have also been increasing. Her latest film is the staple offering of action and comedy that we have come to expect.Standard and routine

staple

verb [T] uk   /ˈsteɪ.pl̩/ us  
to fasten something using staples: Would you mind stapling the reports together?Office practices
(Definition of staple from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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