1 definition by P.O bear

Someone whom you can count and depend on. After 12 years or any amount of time, they are the person that has been there for everything and knows you better than anyone. You give your everything to them, and they to you...until they get jealous and ruin your life.
Day one:
Sarah: best friend!!
Katie: BFFLAFA! LOVE YOU bestie!!

Day two:
Sarah: Bfflafa!!!
Katie: you are a lying manipulative bitch. leave me the fuck alone
by P.O bear December 28, 2010
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