Green’s Dictionary of Slang

clour n.

also clower

a basket.

[UK]H.T. Potter New Dict. Cant (1795) n.p.: ped or clour a basket.
[UK]G. Andrewes Dict. Sl. and Cant.
[UK]Flash Dict.
[UK]Duncombe New and Improved Flash Dict.
[US]Matsell Vocabulum 19: clower. A basket.