16thC, Edmund Spenser, The Shepherd′s Calendar: September, 1862, George Gilfillan, Charles Cowden Clarke (editors), The Poetical Works Of Edmund Spenser, Volume 4, page 278,
A lamb, or a kid, or a weanel wast; / With that to the wood would he speed him fast.
1835, Lord Huntingfield′s Important Agricultural Stock Sale, The Farmer′s Magazine, Volume 3: July - December, page 358,
[…] the weanel calves for stock sold at from 12l to 20l 5s per pair […] .