coak
[kohk]
- (in a scarf joint) a tenon in one member fitting into a corresponding recess of the other.
- a dowel through overlapping timbers to prevent one from sliding across the other.
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Origin of coak
First recorded in 1785–95; of uncertain origin
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for coak
Historical Examples of coak
The coak which remains in the retorts constitutes about 60 per cent.
By the seventh operation, the central hole in the coak for the pin, on which the sheave turns, is drilled out.
So truly are those grooves formed, that the slight tap of a hammer is sufficient to fix the coak in its place.
When the coak is used for heating the retorts, about one half of the whole is required.
If we estimate the coak by its comparative heating power, it represents 65 per cent.