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[tamp] /tæmp/
verb (used with object)
to force in or down by repeated, rather light, strokes:
He tamped the tobacco in his pipe.
(in blasting) to fill (a drilled hole) with earth or the like after the charge has been inserted.
Origin of tamp
1810-20; perhaps alteration of tampion Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for tamp
  • Even the administration seemed anxious to tamp down expectations.
  • We collectively have to do something to tamp down the anger.
  • He manages to tamp down crowds dying to be electrified.
  • Then he began to tamp at the hole with a three-foot-seven-inch iron bar.
  • Never tamp vigorously or continue to tamp after the explosives have filled-out to the walls of the hole.
  • Place concrete around posts in a continuous pour, tamp for consolidation.
  • Welders shall utilize as tamp to identify their work.
British Dictionary definitions for tamp


verb (transitive)
to force or pack down firmly by repeated blows
to pack sand, earth, etc into (a drill hole) over an explosive
Word Origin
C17: probably a back formation from tampin (obsolete variant of tampion), which was taken as being a present participle tamping


verb (South Wales, dialect)
(transitive) to bounce (a ball)
(intransitive) usually foll by down. to pour with rain
Word Origin
probably special use of tamp1
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
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Word Origin and History for tamp

1819, "to fill (a hole containing an explosive) with dirt or clay before blasting," a workmen's word, perhaps a back-formation from tampion, that word being mistaken as a present participle (*tamping).

Online Etymology Dictionary, © 2010 Douglas Harper
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