intransitive verbup·shift·ed, up·shift·ing, up·shifts
(third-person singular simple present upshifts, present participle upshifting, simple past and past participle upshifted)
- (automotive) To shift to a higher gear
- You can upshift to second gear once the car is moving.
- (sciences, engineering) To shift to a higher level, such as of frequency or growth rate
- The frequency of the light is upshifted.
up- +"Ž shift