locus publicus (loh-k<<schwa>>s p<<schwa>>b-li-k<<schwa>>s). [Latin] Roman law. A public place.

“Locus publicus …. A parcel of public land. It is property of the Roman people and is protected by various interdicts … against violation by private individuals who might endanger its public character or its use by the people.” Adolf Berger, Encyclopedic Dictionary of Roman Law 2990 568 (1953).
[Blacks Law 8th]