Saut Lairds o' Dunscore
(The). Lords or gentlefolk who have only a name but no money. The tale is that the “puir wee lairds of Dunscore” clubbed together to buy a stone of salt, which was doled out to the subscribers in small spoonfuls, that no one should get more than his due quota.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894