To thrust your hips back and forth with either an extremely rigid masculine erection or with an over-masturbated hanging bloated penis. Do this with the intention of showing other men how you fuck and what it looks like. Rutting is used to show off the sex in between your legs. It shows other penis-focused men how primal and monkey you can become. This is penis sex initiation. Rut your penis in front of men. Rut your penis in front of men. Rut your penis in front of men. Rut your penis in front of men. Rut your penis online for men. Rut your penis online for sex. Rut your penis online for sex.