Definition of sley in English:

sley

noun

(also slay)
  • A tool used in weaving to force the weft into place.

    ‘The sley mechanism swings to and fro. It is responsible for pushing the last pick of weft to the fell of the cloth by means of the beat up motion.’
    • ‘The fly shuttle oscillating sley works at a higher speed than the throw shuttle sley.’

Pronunciation

sley

/slā/ /sleɪ/

Origin

Old English slege; related to slay.