Definitions by mark77nyc

psb 

Poisonous Sperm Build-up.
This is the male version of PMS. Characterized by moody outbursts and a generally disagreeable disposition. Caused when a male allows other life issues to get in the way of not properly taking care of his sexual needs.

Dick is being such an a#*hole tonight. Must be the PSB - that time of the month.

psb by mark77nyc March 11, 2008