The crossword solution for the term PREPARE TO DRAG is REV, which stands for 'revving' or revving up an engine. Revving an engine is a process of increasing the speed of the engine by pressing down on the accelerator pedal. This is done to prepare the engine for a drag race, where two cars race each other in a straight line. Revving the engine helps to increase the power and torque of the engine, allowing it to reach higher speeds.