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See more synonyms for grommet on Thesaurus.com
  1. Machinery.
    1. any of various rings or eyelets of metal or the like.
    2. an insulated washer of rubber or plastic, inserted in a hole in a metal part to prevent grounding of a wire passing through the hole.
  2. Nautical.
    1. a ring or strop of fiber or wire; becket.
    2. a ring having a thickness of three strands, made by forming a loop of a single strand, then laying the ends around the loop.
    3. a ring of fiber used as a seal or gasket, as under the head of a bolt.
  3. a washer or packing for sealing joints between sections of pipe.
  4. Military. a stiff ring of rubber or metal inside the top of a service cap, designed to keep the top of the cap stretched flat.
  5. a metal-bound eyelet in cloth, sometimes used decoratively, as on a garment.
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verb (used with object)
  1. to fasten with a grommet.
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Also grummet.

Origin of grommet

First recorded in 1620–30, grommet is from the obsolete French word gromette curb of bridle < ?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for grommet

Historical Examples

British Dictionary definitions for grommet



  1. a ring of rubber or plastic or a metal eyelet designed to line a hole to prevent a cable or pipe passed through it from chafing
  2. a ring of rope hemp used to stuff the gland of a pipe joint
  3. med a small tube inserted into the eardrum in cases of glue ear in order to allow air to enter the middle ear
  4. Australian informal a young or inexperienced surfer
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Word Origin

C15: from obsolete French gourmette chain linking the ends of a bit, from gourmer bridle, of unknown origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for grommet


1620s, "ring or wreath of rope," from obsolete French gromette "curb of a bridle" (Modern French gourmette), from gourmer "to curb," of uncertain origin. Extended sense of "metal eyelet" first recorded 1769.

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Online Etymology Dictionary, © 2010 Douglas Harper