Porsche UK /ˈpɔːʃ/US /ˈpɔɹʃ/ noun1 •A car of this brand, reputably high-performance and expensive.Mom drives an Accord, which is quite a surprise if you think about it. I guess that says something about her response to fame. Anyone can drive a Porsche once they have the cash. — 2004 formsPorsches