Definitions

1. noun

a prolonged and often painful erection of the penis, usually caused by a blood disorder or medication

“The patient was diagnosed with priapism after taking the new medication for his blood disorder.”

2. noun

an abnormal and persistent erection of the glans of the penis, which may be painful and is often a medical emergency

“The emergency room doctor treated the patient for priapism, which was caused by a blood clot.”