1 definition by ShadowzB

Top Definition
A general accepted rule about people on the internet being asses (455)
Mack:Dude this kid is flaming me cause he thinks he so tough sitting in a dark room with a computer in the safety of his home...
Vic:Well that's a Rule 455 right there.
by ShadowzB February 27, 2011

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug