back seat drive

During anal sex you grab your woman's arms and drive her around like a truck. Make sure you don't turn too hard or she wiil bend you in half.

The person who ALWAYS has to micro-manage EVERYTHING, constantly looking over your shoulder, adding their opinions, and what they deem to be a more proficient way of doing whatever it is, added as corrections to the thing that you are doing in the right way in the first instance.