Phrase used to refer to a condom by women as a condition for receiving sex. Alludes to the permissive control device of mechanical equipment the must be engaged before operation of a hydraulic piston. A shield, cover, or interlock that permits a piston to function, and protects people.
If you expect to get any; You better have a johnson control, or keep your Johnson under control.
by Americus Null-Dalit June 08, 2013