• synonyms


  1. the act or work of a person or thing that packs.
  2. the preparation and packaging of foodstuffs, especially to be sold at wholesale.
  3. the way in which something is packed.
  4. an act or instance of transporting supplies, goods, etc., on the backs of horses, mules, or persons.
  5. material used to cushion or protect goods packed in a container.
  6. material, often in the form of a grease-impregnated fibrous ring, compressed inside a stuffing box or the like to prevent leakage around the moving shaft of an engine, pump, or valve.
  7. Printing. rubber, paper, or other material fastened to the tympan or cylinder of a press to provide pressure to produce a printed impression.
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Origin of packing

1350–1400; Middle English pakking (gerund). See pack1, -ing1
Related formsun·der·pack·ing, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for under-packing


    1. material used to cushion packed goods
    2. (as modifier)a packing needle
  1. the packaging of foodstuffs
  2. med
    1. the application of a medical pack
    2. gauze or other absorbent material for packing a wound
  3. printing sheets of material, esp paper, used to cover the platen or impression cylinder of a letterpress machine
  4. any substance or material used to make watertight or gastight joints, esp in a stuffing box
  5. engineering pieces of material of various thicknesses used to adjust the position of a component or machine before it is secured in its correct position or alignment
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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

under-packing in Medicine


  1. The insertion of gauze or other material into a body cavity or wound for therapeutic purposes.
  2. The material so used; a pack.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.