Jack Rafter Definition
noun
One of the shorter rafters used in constructing a hip or valley roof.
Wiktionary
Any secondary roof timber, such as the common rafters resting on purlins in a trussed roof; also, one of the pieces simulating extended rafters, used under the eaves in some styles of building.
Wiktionary
Other Word Forms of Jack Rafter
Noun
Singular:
jack rafterPlural:
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