1) Latin phrase 
Spolia (Latin, `spoils`) is the re-use of earlier building material or decorative sculpture on new monuments. The practice was common in late antiquity: Roman examples include the Arch of Janus, the earlier imperial reliefs reused on the Arch of Constantine, the colonnade of Old Saint Peter`s Basilica; examples in Byzantine territories include ......
Spoils. plunder.
A term for spoils or plunder, as in spolia opima, which was the plundered weapons and equipment of a conquered, enemy champion or commander. To dedicate the spolia opima brought great prestige.