It's where you stop in the left lane of the west side highway(NYC) get out put your back against median..pull your draws down and take a nasty steamer all over the median and road while people are driving by you..after all is said and done your friend jumps in and wipes for you..if you asking yourself if this really happened..it did..and it was a female
A woman took a west side highway steamer on Monday morning
by Wreckinballz January 15, 2013
mugGet the West Side Highway Steamermug.

Side Highway

Colloquial term for physical contact. Usually in the form of a hug
“Hey, wanna share a side highway with me?”
by SH1827 July 02, 2022
mugGet the Side Highwaymug.
A state of ignorance; being uninformed
I’m going out on a limb here to say I bet you do not have any experience with the biology of a brain past that of an amateur, so it sounds as though you may be making assumptions from the other side of the highway. -FB comment in an Evolution interest group
by Wordrunner July 23, 2022
mugGet the other side of the highwaymug.