PG version of what one might say when one realizes one has been the victim of a hiccup of modern technology. Words usually accompany an overwhelming feeling of frustration - not always at the technology in question, but with oneself for not taking the simple f*@#ing precaution of ctrl c'ing well thought out text lest it be lost to mishap.
Person 1: Gosh Darnit!!
Person 2: What's up?
Person 1: I submitted a definition to "Urban Dictionary" yesterday, but somehow it was lost in the process.
Person 2: So why don't you re-submit?
Person 1: I don't have the text. F*@K!
Used over instant messenger by particularly smug (read: dorky) star wars fans that believe they are being quite clever by replacing "most likely" with "mos eisley". Typical response to such usage is one of confusion.
Jeter8276: happy hour tonight?
HolyLoral1: I'm in, Plugs?
Jeter8276: mos eisley
Jeter8276: sorry, most likely
HolyLoral1: you "mos eisley" need to get a life