noun: a fastening device consisting of two rows of metal or plastic teeth that interlock to join two pieces of fabric or material
She struggled to close the zip on her raincoat as the wind blew.
verb: to close or fasten something with a zip
He zipped his backpack before boarding the plane.
noun: a slang term meaning zero or nothing
The new startup made zip in its first quarter.
noun: a computer file format that compresses and archives data, typically with a .zip extension
She downloaded the zip containing the project files.
