skunk guts are a euphemism for a lady's vagina. Pound town is a term for having sex. Therefore taking the skunk guts to pound town is a way of implying that the only part of the woman you are engaging in sex with is her vagina.
She wasn't much to look at, and we all hoped she'd stop talking, but Greg sure was focused on taking the skunk guts to pound town.
The act of sexual intercourse often containing quick, powerful thrust from the male. Taking someone to poundtown often results in extended periods of time where slapping and clapping noises can be heard.
"I really like this girl. I wanna take her to places shes never been and places shes never seen. Tonight i take her to poundtown!"
Girl 1: "Let me guess, he was a minute man!"
Girl 2: "Minute man??? Far from it! Girl last night he took me to poundtown!"