Definition of coak

 (Entry 1 of 3)

obsolete variant of


\ ˈkōk\
plural -s

Definition of coak (Entry 2 of 3)

1a : a projecting tenon connecting the face of a scarfed timber with the similarly scarfed face of another timber — compare scarf joint
b : a dowel of hard wood or metal let into timbers to unite them or keep them from slipping — compare cog
2 : a metallic bushing or strengthening piece in the center of a wooden block sheave
\ "\

Definition of coak (Entry 3 of 3)

: to unite by a coak

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for coak


probably from (assumed) Old North French coque notch, from Latin coccum excrescence on a tree, berry of the scarlet oak (whence Old French coche notch), from Greek kokkos berry of the scarlet oak, core of fruit

Keep scrolling for more

Comments on coak

What made you want to look up coak? Please tell us where you read or heard it (including the quote, if possible).


to wander slowly or to speak indistinctly

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!