Tarquin the Proud tar·quint·hep·roud uncommon noun 1. according to legend, the seventh and last Etruscan king of Rome who was expelled for his cruelty (reigned from 534 to 510 BC) SynonymsTarquinTarquin the ProudTarquiniusTarquinius SuperbusLucius Tarquinius Superbus Related words Broader terms king WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
