What is Bair-man?

Legal Definition
In old Scotch law. A poor Insolvent debtor, left bare and naked, who was obliged to swear in court that he was not worth more than five shillings and five-pence.
-- Black's Law Dictionary
Legal Definition
Scottish law. A poor insolvent debtor left bare.
-- Bouviers Law Dictionary
Legal Definition
(Scotch) A bankrupt.
-- Ballentine's Law Dictionary