Top Definition
A combination of both Murphy's Law and Megan's Law, this is the theory that anything that can possibly go wrong in the course of a sexual relationship with a minor (or person significantly younger), will.
Not once taking Janis's Law into consideration, the cougar never learned her lesson despite having been chased down by angry parents wielding sawed-off shotguns on multiple occasions.
by k-rex September 19, 2007
6 Words related to Janis's Law

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.