To make out with a person but not go "all the way" usually not even shedding many clothes. Mostly applicable to individuals beyond the modest pubescent years.
"Man, you really hit it off with Sherry last night. Did you guys have sex?"

"No, just high school humped for a while. We're supposed to hang out again soon. I hope to nail her then ;) "
by 2ndbase July 08, 2009
5 Words related to High School Hump

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