Top Definition
Often likened to Karma, this is the rare linking of two peoples fortunes (or karma) so that when one is up, the other is down. Often in context of sexual exploits or progress with the opposite sex. Often refered to as the OP Effect.
Guy 1: Mate, i am totalling experiencing the OP Effect!!
Guy 2: ahhh the ol Oscillating Potcham Effect
Guy 3: Gutted boyo, you are never gunna get laid now!!
by allen smith-jones February 20, 2009
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