Yes

You were correct in your assessment, and you could see his little cocklet harden under your degrading words. The humiliated youth complied and grabbed hold of his tiny shaft. He then pulled his hardening cock downwards, pulling his foreskin further back to give you a clearer look at his pinkie-sized flesh rod. Upon closer inspection, you could see that it was at most three inches long and didn't gain much girth. Damn. This slave won't be able to fuck anyone with that tiny thing.

"Hahaha. I was right. Even hard, your cock is nothing compared to mine. Go ahead, pull down my pants and compare it to your pathetic little excuse of a dick, freak!"

Cringing and shrinking from your words, the humiliated, weak-willed slave walked towards you and with shaking hands, pulled down your pants to reveal your monstrous erection. Shocked and surprised by what he was seeing, the jock slave couldn't help but stare at your manly specimen and wish that he could have a dick like yours.

Enjoying the attention, you were receiving and their growing humiliation, you casually reached for your phone, opened the camera app and remarked, "Awesome. Now smile for me, slave."

Further playing with the slave's self-esteem, insecurities, and male pride, you took a bunch of pictures of your manly pride on top of his boyclit, the size difference clearly evident without the aid of any measuring devices.

"D-do y-you plan to send these to other Masters and laugh at me?", nervously asked the jock, "My friends don't know that..."