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A diet consumed by a person, only served to them by a man. Purpose is for weight loss. The only sustenance is provided to them by their male partner ejaculating in their mouth.
My bitch's ass was getting big so i put her on the protein diet.
by jmhunter July 05, 2010
The act of ejaculating in someone elses mouth, thus giving them an ample serving of protein.
Dude, after she was done blowin me last night I put that bitch on a protein diet.
by AstrosFan4Life February 19, 2009