tampion(redirected from tampions)
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tam·pi·on(tăm′pē-ən) also tom·pi·on (tŏm′-)
A plug or cover for the muzzle of a cannon or gun to keep out dust and moisture.
[Middle English, from Old French tampon, variant of tapon, rag for stopping a hole, of Germanic origin.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Firearms, Gunnery, Ordnance & Artillery) a plug placed in a gun's muzzle when the gun is not in use to keep out moisture and dust
[C15: from French: tampon]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
tam•pi•on(ˈtæm pi ən)
a plug placed in the muzzle of a piece of ordnance to keep it free of moisture and dirt when not in use.
[1615–25; earlier, any type of plug or bung; late Middle English, variant of tampon < Middle French, alter. of Old French tapon, derivative of tape plug < Germanic. See tap2]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.