Similar to shrimping: A form of podofilia (foot fetish)where one ejaculates on his toes and the other(s) sucks on said toes; the act of sucking on toes covered in cum.
To soak your penis in a bucket of shrimp before having sex with a woman who is allergic to shellfish. the allergy will cause her openings to swell and tigthen for ultimate satisfaction.
I gave my girl a shrimpcocktail last night and she swelled up so nice and tight. I had to give her Benadryl when we were done so she could breathe again, though.