The dried semen in the penis that CLOGS the flow of urine the next morning.
Rich; "What are you smiling about?"
Jeff; "I forgot about having sex last night until I went to take a wizz and OUCH, it was "THE CLOG"!
When the male ejaculates, making a wet fart sound out of the hole of the member.
It was hard to whack off at camp because of the Trumpeteer!