coigne
[koin]
/kɔɪn/
noun, verb (used with object)
,
coigned,
coigning.
1.
quoin
.
British Dictionary definitions for
coigne
coign
/
kɔɪn
/
noun
1.
variant spellings of
quoin
quoin
/
kwɔɪn;
kɔɪn
/
noun
1.
an external corner of a wall
2.
Also called
cornerstone.
a stone forming the external corner of a wall
3.
another name for
keystone
(sense 1)
4.
(
printing
) a metal or wooden wedge or an expanding mechanical device used to lock type up in a chase
5.
a wedge used for any of various other purposes, such as (formerly) to adjust elevation in muzzle-loading cannon
Word Origin
C16: variant of
coin
(corner)