Taken from Android, a robot though not limited to one of human form. Unique to the Star Wars universe (LucasFilms has a trademark on it).
Jobs that are deemed to dangerous or monotonous for humans are often left to droids.
One whose proclivity for sexual desperation runs so deep that they would butter up a piece of toast and masturbate with it. syn, Wanker
"What, you didn't go out with that fat chick, did you? Bob, you are truly a toastfucker!"