Definition of supercharge
1 : to charge greatly or excessively (as with vigor or tension)
2 : to supply a charge to the intake of (as an engine) at a pressure higher than that of the surrounding atmosphere
3 : pressurize 1
First Known Use of supercharge
Learn More about supercharge
Seen and Heard
What made you want to look up supercharge? Please tell us where you read or heard it (including the quote, if possible).