In The Princess Bride, what does R.O.U.S. stand for?

For some movies, you can say "I'll just watch this next scene" and then inevitably end up watching the entire thing. Scene after scene is not only entertaining, but iconic.

The Princess Bride, released in 1987, is definitely one of those movies. It's so good, we're even willing to watch the kissing parts. It blends comedy, adventure, kid sick days, and fantasy seamlessly.

Among the many oddities encountered on Wesley's journey to rescue Princess Buttercup is the term R.O.U.S. What the hell does that mean?

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