verb (used with or without object), knapped, knap·ping. Chiefly British Dialect.
  1. to strike smartly; rap.
  2. to break off abruptly.
  3. to chip or become chipped, as a flint or stone.
  4. to bite suddenly or quickly.

Origin of knap

1425–75; late Middle English; cognate with Dutch knap (noun), knappen (v.) crack; orig. imitative
Related formsknap·per, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for knapper

Historical Examples of knapper

British Dictionary definitions for knapper


  1. dialect the crest of a hill

Word Origin for knap

Old English cnæpp top; compare Old Norse knappr knob


verb knaps, knapping or knapped
  1. (tr) dialect to hit, hammer, or chip
Derived Formsknapper, noun

Word Origin for knap

C15 (in the sense: to strike with a sharp sound): of imitative origin; compare Dutch knappen to crack
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 knapper



"to strike with a sharp sound," late 15c., echoic. Earlier (c.1400) as a noun meaning "abrupt stroke." Related: Knapped; knapping.

Online Etymology Dictionary, © 2010 Douglas Harper