Aldermannns comitatus
Defined in 1 dictionary — Black's (1910)
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
The alderman of the county. According to Spelman, he held an office intermediate between that of an earl and a sheriff. According to other authorities, he was the same as the earl. 1 Bl. Comm. 116.
Defined under Aldermannus in Black's Law Dictionary.