parm UK /pɑːm/US /pɑɹm/ noun2 •Parmesan cheese.Once it's bubbling good and steady, grab some parm and pecorino, pop it all on your spaghetti. — 2023 •A dish served in the parmigiana style (combined with cheese and coated with tomato sauce before baking).Everyone who's had my mother's eggplant parm has said, “This is awesome.” — 2012 formsparms