The act of spiking a unknowing recipitent's drink with semen.
Hey man when she wasn't lookin i took her drink to the bathroom and left her a sailor's surprise
by JFreshReed November 8, 2010
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A mixture of period blood and semen. Usually a stain of some sort. Named because of "seamen"'s likeness to semen.
She was having her period, so I raw-dogged her and now I've got a Sailor Surprise on my sheets.
by MattyLight21 January 31, 2008
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