A Man Biscuit is generally referring to a man, who is a slut and sleeps with anything he can get
his hands on.
That man named Earl, he’s a bit of a Nazi man biscuit.
Man Biscuit: define #2
The crustyness under the foreskin of a man due to ill hygene. Relates with Biscuit Gobbler
She told me he had Man Biscuit so she couldnt blow him!
Man Biscuit: define #3
what comes out when the penis is removed after two men are finished making sweet sweet butt love. It has the consistancy of a biscuit from a can but the color of lightly creamed coffee
after jeremy and kurly used my bed at that partyfriday night i totally found a man biscuit on my pillow.