Expression indicates the desire to increase speed or possibly escape some situation
"Hit the accelerator to the max", "Let's get out of here", "Increase speed" Or anything similar.
Typically uttered by the passenger to the driver of an automobile. The "Chewie" part is optional
Originated from the Star Wars Trilogy when Han Solo yells to Chewbacca to operate the hyperdrive to escape the Imperials.
<in car, one must speed up to pass a slow moving car>
PUNCH IT, CHEWIE!