dial. Also quiler. [Cf. COILER2.] pl. The breech-harness of a cart-horse. Also attrib. as quoiler-harness, -horse.
1697. Lond. Gaz., No. 3317/4. A black Horse the Hair rubbed off behind with the Quilers.
1876. Surrey Gloss., Quoilers, the breeching of a cart-harness. Quoiler-harness or thill-harness is the trace-harness.
1901. Kentish Express, 13 July, 12/4. Good Quoiler Horse.