Stirrup-Cup

Or stirrup-dram (also stirrup-glass), a glass of ardent spirits, or draught of ale, given by the landlord of an inn to his guest when about to depart [on horseback].

- John Jamieson's Supplement to eh Etymological Dictionary of the Scottish Language, 1825

Tib Mumps will be out w' the stirrup-dram in a gliffing.

- Sir Walter Scott's Guy Mannering, 1815

In the north of the Highlands called "cup at the door."

- Ebenezer Brewer's Dictionary of Phrase and Fable, 1898