weft

noun3

1. •
   The horizontal threads that are interlaced through the warp in a woven fabric.

   • Other techniques for shaping included angling one or both loom bars, adding extra wefts, or adjusting warp tension. — 1979
2. •
   The yarn used for the weft; the fill.
3. •
   A hair extension that is glued directly to a person′s natural hair.

   • Teaching tools include mannequins, slip-ons, hair wefts, rectangles, and profiles. — 2009

phrase1

1. •
   Acronym of wing(s), engine(s), fuselage(s), tail(s), a mnemonic for airplane identification, of most the most identifiable parts of the aeroplane, that can be used to distinguish one aircraft from another.