When you have chlamydia and your girlfriend is giving you head, before you cum you spit in her mouth and then release all the sperm in the back of her throat creating a feeling like a slug climbing down her neck.
John:Yesterday I did the Slug Throat Fuck with Jessica,it is weird she enjoys it.
Brad:Dude,you need to cure that shitty STD!!
Brad:Dude,you need to cure that shitty STD!!
by GBWOW September 4, 2017
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