"Regulate" was the breakout single for Warren G and Nate Dogg. Released in the summer of 1994, the track appears on the soundtrack to the film Above the Rim and later Warren G's album Regulate... G Funk Era.
To govern, make uniform, and bring under the control of a rule, principle, or legal system. In the United States, the FDA has the authority to regulate dietary supplements.
To adjust, or maintain, with respect to a desired rate, degree, or condition; as, to regulate the temperature of a room, the pressure of steam, the speed of a machine, etc.