frak

Frak is a term that can refer to a fictional expletive used in science fiction, most notably in the 2004 television series Battlestar Galactica. In that context, frak functions as a euphemism for profanity, allowing characters to express anger, fear, or surprise without using real swear words. The word is treated as part of the series’ universe and is heard in dialogues among humans and Cylons alike.

In Battlestar Galactica, frak is used in a variety of grammatical forms, including as an interjection, an adjective, and a noun, often conveying emphasis or emotional reaction. The show employs it as a deliberate tool to imply harsh language while adhering to broadcast standards for much of its run. The precise in-universe origin of the term is not formally explained on screen, and its use is presented as a cultural convention within the series rather than as a real linguistic derivation.

Beyond the show, frak has entered broader popular culture as a recognizable stand-in for profanity in discussions of Battlestar Galactica, its language, and related fan works. It has appeared in reviews, interviews, and fan-created material as part of the franchise’s signature lexicon. The term is sometimes referenced in reporting on censorship, media ratings, or the linguistic play found in science fiction storytelling.

See also: Battlestar Galactica, fracking, censorship in media.