Top definition
As an online discussion grows longer, the probability of a user invoking Godwin's law approaches one.

Once Godwin's law has been raised, the thread is finished and whoever pandered to the meme has automatically "lost" whatever debate was in progress.
#1: That image is over 50kb and so cannot be funny.
#2: But you are just picking up on semantics, you are such a nazi.
#1: Hah! Godwin's law! You lose!
#2: Manley's law.
by Pedantichrist May 18, 2007
Get the mug
Get a Manley's law mug for your coworker James.