It's Merriam-Webster's Word of the Day for September 23rd.
Today's word is RU, spelled R-U-E.
RU is a verb.
To RU something is to feel penitence, remorse, or regret for it.
RU is often used in the phrase RU the Day.
Here's the word used in a sentence by Lance Elliott in Forbes.
that new AI laws would be carefully crafted and tuned to the particulars associated with data training for generative AI.
There are plenty of counterarguments to this notion of devising new AI laws for this purpose.
One concern is that any such new AI law will open the floodgates for all manner of copyright infringement.
We will rue the day that we allowed such new AI laws to land on the books.
No matter how hard you try to confine this to just AI data training,
others will sneakily or cleverly find loopholes that will amount to unfettered and rampant copyright infringement.
If you remember your high school French, or if you've ever strolled down the rue de Rivoli in Paris,
you may have the notion that the English word roue,
r-u-e, is somehow connected to the French word, meaning street.
In actuality, the French and English words are not related at all.
Indeed, the English roux traveled down its own road.
It comes originally from the old English word roux, meaning sorrow.
Used as both a noun meaning sorrow or regret,
and more frequently as a verb meaning to feel sorrow or regret for something,