What is Arser In Le Main?

Legal Definition
Burning in the hand. This punishment was inflicted on those who received the benefit of clergy. Terms de la Ley.
-- Bouviers Law Dictionary
Legal Definition
Burning in the hand. The punishment by burning or branding the left thumb of lay offenders who claimed and were allowed the benefit of clergy, so as to distinguish them in case they made a second claim of clergy. 5 Coke, 51; 4 Bh Comm. 367.
-- Black's Law Dictionary
Legal Definition
Burning in the hand. See 4 Bl. Comm. 333, 365.
-- Ballentine's Law Dictionary