Verb

Driving a motor vehicle over or along the rumble strips, reflective lane markers, or in some cases highway drainage grooves to simulate the vibrating and kneading effect of a massage, either intentionally or inadvertently.
Daniel waited until the last passenger in the van had nodded off to drift over to the rumble strips and shook everyone awake, he enjoyed the Polish Massage, but each of his passengers hated him for it.

Gary winced at the Polish Massage, when he felt like his fillings were being shaken out as his boyfriend steered the motorcycle they were riding over the rain grooves on the country road.
by Lester'sTesticle August 12, 2017
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