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noun

joist

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Joist (noun) means a long beam of wood or steel fixed across a gap to support a floor or ceiling.

noun
1
A long beam of wood or steel fixed across a gap to support a floor or ceiling.
"Once the floor joists were in position, the framing of the next storey could continue, with a bressummer laid along their ends." — R. J. Brown, Timber-Framed Buildings of England (1986)
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Etymology

From Old French giste, feminine of gist, the past participle of gesir (“to lie down”).

Rhymes for joist

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Frequently asked questions

What is the meaning of joist?
"joist" (noun) means a long beam of wood or steel fixed across a gap to support a floor or ceiling.
Definitions from Wiktionary, CC BY-SA 4.0 · etymology from Wiktionary