Definition of quoiler in English:

quoiler

noun

Southern, English Regional
  • Chiefly in plural A leather strap passing around the hindquarters of a carthorse, which allows the cart to be driven backwards or downhill; the breeching. Frequently attributive, as "quoiler-harness", "quoiler-horse".

Origin

Late 17th century; earliest use found in The London Gazette. Probably a variant of coiler.

Pronunciation

quoiler

/ˈkwɔɪlə/