Meaning of “low-calorie” - Learner’s Dictionary

low-calorie

adjective uk us /ˌləʊˈkæləri/ (abbreviation low-cal, lo-cal)

A low-calorie food or drink will not make you fat because it has fewer calories (= units for measuring the amount of energy a food provides) than normal food or drink.

(Definition of “low-calorie” from the Cambridge Learner’s Dictionary © Cambridge University Press)