Definitions for quoin

Overview of noun quoin

The noun quoin has 3 senses? (no senses from tagged texts)

1. quoin, coign, coigne

(expandable metal or wooden wedge used by printers to lock up a form within a chase)

2. quoin, coign, coigne

(the keystone of an arch)

3. corner, quoin

((architecture) solid exterior angle of a building; especially one formed by a cornerstone)