Putting protein powder on your cock and having someone suck it all off.
Hey girl you want to get big? Come here and get some protein cock.
by Fil Troung September 11, 2011
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Another word for male ejaculation a.k.a. sperm. Used as a derogatory term to describe ejaculating on one's partner.
John: How was your night with Susie?
Bob: It was pretty good, we ended up having sex
John: Legit, did you give her your cock protein?
Bob: Yeah, she took mad cock protein to the face
John: Nice, It would have been a crime to deprive that young girl of her daily dose of cock protein
by BigPedro1814 August 12, 2011
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