- Tarpeian rock (n.)
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- rock face on the Capitoline Hill in Rome, from which persons convicted of treason were thrown headlong, from Latin (mons) Tarpeius "(rock) of Tarpeia," said to have been a Vestal virgin who betrayed the capitol to the Sabines and was buried at the foot of the rock. Her name probably is of Etruscan-Tyrrhenian origin.