1 definition by Jennifun

This is alot like 420,but 640 is the time a group of students who call them selfs the pearland punks meet in the morning before schoool to get drunk in the school parking lot. The drinking normally includes energy drinks (monsters) and coconut rum.
Christi : Are you ready for that test 1st period
Jennifer: no,im going to 640 it and see if that helps me on it
Christi: Good call can i join ?
Jennifer: Sure, you know where i will be.
by Jennifun January 30, 2009
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