lares and penates UK /ˌlɛəɹiːz ənd pɪˈnɑːtiːz/US /ˌlɛɹiz ənd pɪˈnɑtiz/ noun[plural only]2 •The household deities of ancient Rome, respectively overseeing the family and its house and storerooms.The particular gods of the household were its lares and penates. — 1995 •(figurative) One's prized possessions, considered as the protectors or symbols of one's household.I am returned to my own Lares and Penates—to my dogs and cats. — 1775