1 definition by Sir Laurence of Marlborough

Top Definition
Male cum swallowed by a woman
I felt so bad for her she hadn't eaten in days so I let her suck my cock and I gave her a hot protein injection (HPI).

Oh man she was working my dick like nobodys business so I held back as long as I could till I gave her my hot protein injection.
by Sir Laurence of Marlborough June 07, 2011

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