Bible Dictionaries
Posse Comitatus

Webster's Dictionary

(1):

The power of the county, or the citizens who may be summoned by the sheriff to assist the authorities in suppressing a riot, or executing any legal precept which is forcibly opposed.

(2):

A collection of people; a throng; a rabble.

Bibliography Information
Webster, Noah. Entry for 'Posse Comitatus'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​p/posse-comitatus.html. 1828.