or chock-a-block

[ chok-uh-blok ]
/ ˈtʃɒk əˈblɒk /


extremely full; crowded; jammed: a room chockablock with furniture and plants.
Nautical. having the blocks drawn close together, as when the tackle is hauled to the utmost.


in a crowded manner: books piled chockablock on the narrow shelf.

Nearby words

  1. choc.,
  2. choccy,
  3. chock,
  4. chock-a-block,
  5. chock-full,
  6. chocker,
  7. chockstone,
  8. choco,
  9. chocoholic,
  10. chocolate

Origin of chockablock

cf. chock close (up to), apparently as back formation from chock-full Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for chock-a-block

British Dictionary definitions for chock-a-block


adjective, adverb

filled to capacity; in a crammed state
nautical with the blocks brought close together, as when a tackle is pulled as tight as possible
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 chock-a-block



nautical, said of two blocks of tackle run so closely they touch; from chock + block (n.).

Online Etymology Dictionary, © 2010 Douglas Harper