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1 definition by Rck

 
1.
is an organic fluid known as semen that usually contains spermatozoa. It is secreted by the gonads (sexual glands) and other sexual organs of male or hermaphroditic animals, including slugs, for fertilization of female ova. The process of discharge is called ejaculation.
She got jizz all over her : She has semen all over her.
by Rck February 19, 2007