ten second rule 

A social rule which enables you to take back something you say if you found that it was stupid or regrettable within ten seconds of saying it.

Greg: Hey Jimmy, do you want to go watch a movie?
Jimmy: Nah, sorry. I can't. I have a date with your sister tonight.
Greg: What?
Jimmy: Wait, ten second rule! I take that back!

ten second rule by gamerrox October 19, 2010

Ten Second Rule 

Variants include the three, five, or seven second rule, but rarely further than that.

Refers to the ammount of time a person must be out of their seat before it becomes avaliable for others to steal

*Person 1 gets out of seat*
Person 2: Ten second rule!
*Person 2 collapses smugly into seat. Person 1 may choose to comment upon the sexual orientation of Person 2's mother at this time*

Ten Second Rule by Chris-Thor August 13, 2007

Ten Second Rule 

A rule often employed for those who seem to be over-exuberant or too comfortable in their surroundings. 10 seconds before you start speaking, stop.

Shut up or I'll be forced to implement the ten second rule!

Ten Second Rule by old gregg 1 January 23, 2011