[ prahy-ming ]
/ ˈpraɪ mɪŋ /


the powder or other material used to ignite a charge.
the act of a person or thing that primes.
material used as a primer, or a first coat or layer of paint, size, etc.

Origin of priming

First recorded in 1590–1600; prime + -ing1
Related formsself-prim·ing, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for self-priming

British Dictionary definitions for self-priming


/ (ˈpraɪmɪŋ) /


something used to prime
a substance, used to ignite an explosive charge
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 self-priming



"first coat of paint," c.1600, verbal noun from prime (v.). Meaning "gunpowder in the pan of a firearm" is from 1590s.

Online Etymology Dictionary, © 2010 Douglas Harper