Definition of rack-lashing in US English:

rack-lashing

noun

Military
historical
  • A lashing consisting of a piece of rope fastened to a rack-stick, by means of which it may be twisted tight; the process of lashing by this method.

Origin

Early 19th century; earliest use found in Exercise of Military Bridges of Casks. From rack + lashing, probably after rack-stick.

Pronunciation

rack-lashing

/ˈrakˌlaʃɪŋ/