"Sitting In Place Not Laughing At Anything".
This is a term to be used when you receive a message via Facebook, IM, or some other means that you think is just... Not funny.
Reginald: What did the chicken say to the cow?
Frederich: What?
Reginald: I need a dollar, dollar, dollar, a dollar is what I need!
Frederich: sipnlaa
by clumsyninja007 September 26, 2011

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