Weft is a basic component in weaving, used to turn thread into cloth, along with warp.
Weft or variant, may also refer to:
- Weft knitting, a major form of knitting
- Weft fern (Crepidomanes intricatum)
- WEFT (90.1 MHz), community radio station in Champaign, Illinois, USA
- War Eagle Flying Team (WEFT), Auburn University, Auburn, Alabama, USA
- Microsoft Web Embedding Fonts Tool (MS WEFT)