WordWeb Online

1. (of e.g. an engine) having the power increased by fitting with a supercharger
    
2. Fraught with great emotion
   "an atmosphere supercharged with excitement"
   - charged

1. Increase or raise
   "supercharge the voltage in an electrical circuit"
   - boost, advance
    
2. Increase the pressure on a gas or liquid
   - pressurize, pressurise [Brit]

See also: emotional, powered, supercharger

Type of: alter, change, increase, modify

Encyclopedia: Supercharge