Definition of ferrule in English:



  • 1A ring or cap, typically a metal one, that strengthens the end of a handle, stick, or tube and prevents it from splitting or wearing.

    • ‘Plungers push glue-filled ferrules onto pencil ends, and others fill them with plugs.’
    • ‘A ferrule should be attached to the end of the cue, which the tip attaches to.’
    • ‘Against the geometric shapes of globe and pole, and within the rectangular surface of the arras itself, appears the point, which turns out to be the ferrule of a rod, which turns out to be a fan, which opens into the tail of the bird.’
    • ‘It is also the last of a line of pencils featuring a distinctive rectangular ferrule with a unique, replaceable eraser.’
    • ‘The tips, called ferrules, of lower quality poles will wear off, but a good cross country ski or outdoor shop will have replacement tips in stock or can order them.’
    • ‘There are cue makers, and other experts in cue stick behavior, that have very strong opinions about the pros and cons of various cue stick shafts, ferrules and tips.’
    lid, top, stopper, cork, bung, spile
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    1. 1.1 A metal band strengthening or forming a joint.
      • ‘The other end of the ferrule is connected to the supply pipe to the property.’
      • ‘The ferrule joint includes a ferrule and an element telescopically insertable into the ferrule to frictionally interlock two rod sections.’


Early 17th century: alteration (probably by association with Latin ferrum iron) of obsolete verrel, from Old French virelle, from Latin viriola, diminutive of viriae bracelets.