amperage definition
amÂ·perÂ·age. (Ämâ²pÉr-Ä­j, Ämâ²pÃ®râ²-) n. The strength of an electric current expressed in amperes. amperage. (ËÃ¦mpÉrÉªdÊ) n. (General Physics) the magnitude of an electric current measured in amperes, esp the rated current of an electrical component or device.