FREEZE,
a thin, small, hard Cyder, much used by Vintners and Coopers in parting their Wines, to lower the Price of them, and to advance their Gain. A Freezing Vintner, a vintner that balderdashes his Wine.
Freeze in the 1811 Vulgar Tongue
Also see examples in Canting Songs and Slang Rhymes collected by John S. Farmer (1896).