Involuntary muscle contractions of the penis muscles, most commonly causing the inability for the urethra lips to spread to release semen. If foreskin is still attached, then the head of the penis will be tightly shielded. In extreme cases, the entire penis reverts and goes inside the victim. Treatment options vary, most common is PT through a sex therapist, or some head from a good looking Broad.

Common symptoms are painful intercourse or being completely unable to have intercourse.
Karen: Can we have sex my big man??
Aiden: Sorry Babe, I have Penisnismus right now, you never give me head.
Karen: I’m going to cheat on you with my Ex.
by Hennessy Monsta December 30, 2022
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