The act of swallowing the sperm that is normally ejaculated into the mouth of another male, however, it is not necessary to ejaculate it directly into his mouth as some prefer to swallow it after the sperm makes contact elsewhere.
Also can be used as a punchline to most male gay jokes.
I watched gay porn On luckybaileytv so i could see my exboyfoe spermeate with a pretty man.
To cause sperm or seminal fluid to spread or flow throughout; pervade
At first sight of Lady Rodenza, a dark stain spermeated the crotch of Don Diaz's pants, causing him utmost embarassment.