There may be a slang term but here is the translation for butt pirate,"empalme a pirata"AnswerParty again!
Beavis and Butt-head is an American teen animation series created and designed by Mike Judge. The series originated from "Frog Baseball", a 1992 short film by Judge originally aired on Liquid Television. After seeing the short, MTV signed Judge to develop the concept. The Beavis and Butt-Head television show first ran from March 8, 1993 to November 28, 1997. It was revived in 2011 and new episodes began airing on MTV from October 27, 2011 to December 29, 2011. The series has retained a cult following. Later, reruns aired on other Viacom properties, including MTV2, Comedy Central and UPN. In 1996, the series was adapted into the animated feature film Beavis and Butt-Head Do America.
Pugad Baboy (literally, "swine's nest" in Tagalog) is a comic strip created by Filipino cartoonist Apolonio "Pol" Medina, Jr. The strip is about a Manila community of mostly obese people – "fat as pigs", so to speak (baboy is Tagalog for pig).
It started appearing in the Philippine Daily Inquirer on May 18, 1988, and was published exclusively in the Inquirer line of newspapers (Broadsheet Inquirer and its free concise sister tabloid called Inquirer Libre and tabloids Bandera and Tumbok.) Its popularity has spawned numerous compilations, a live-action television series, and merchandise such as T-shirts and figurines. Pirata