Top Definition
the spontaneous ejaculation that the mature male body experiences monthly once they hit puberty;the male body will experience monthy gakums until the reach the SNP(shriveled nut period) when they can not achieve an orgasms or hard on with out medication;can be associated with symptoms of GMS or CPS(cranky pants syndrom); a parallel to the female period
Unfortunately puberty hit Jamal quite abruptly , so did a series of gakums.
by Crazy Casi May 21, 2006

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