Definition of "weft"
weft1
noun
plural wefts
(weaving) The horizontal threads that are interlaced through the warp in a woven fabric.
Quotations
It is all the more remarkable therefore that in one respect — weft colours — some of the pirnless looms are more versatile than conventional machines. Figure 6 shows the colour mechanism of a conventional loom designed to weave six colours of weft (there is never any problem about colour patterning in the warp).
1964 February 6, Kurt Greenwood, “New looms that streamline weaving”, in New Scientist, page 356
weft2
noun
plural wefts
(obsolete) Alternative spelling of waif.
Quotations
You are Lord o' the soile Sir, Lilly is a Weft, a Straie, shee's yours, to use Sir.
1599 (first performance; published 1600), Benjamin Jonson [i.e., Ben Jonson], “Euery Man out of His Humour. A Comicall Satyre. […]”, in The Workes of Ben Jonson (First Folio), London: […] Will[iam] Stansby, published 1616, Act I, scene ii