grease gun

/ˈɡriːs ˌɡʌn/
noun
  1. A tool used to force grease into machinery parts, such as bearings, to lubricate them.
    • The mechanic used a grease-gun to lubricate the truck's wheel bearings.
    • He kept the grease-gun in his toolbox for regular maintenance of the farm equipment.
    • You should clean the nozzle of the grease-gun before refilling it.
Synonyms
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