A fork of Rural Dictionary
After a guy finishes it takes him 20 minutes to get it up again.
Jess: "Is the 20 minute rule up yet?" Josh: "No."
The rule which gives you legal right to leave your place of employment when 20 minutes has transpired since your boss has left the building.
"Dude, my boss just left!! 20 MINUTE RULE is in effect!"
A guy will not and should not drive more then 20 minutes to see a girl unless there is at least a 75% chance he will hook up.
Girl: Hey you should drive out here and see me! Guy: umm idk its like a 30 minute drive Girl:oh come on, dont worry i know the the 20 minute travel rule Guy:ok on my way