Speak English, please

What do these words have in common?
Black mamba.
Ups.
Verticality.
Athleticism.
Impactful.
Boo-yah.
First, they make no sense.
Second, I'm not sure they are words one would find in a dictionary.
Third, they are what makes up the world of sportscasting this day and age.
Clearly, no one is going after my age group .. or any age group over the age of about 10.
But there is a segment of the world that expects highly paid announcers and overblown analysts to speak in something resembling the king's English.
Then again, the Reggie Millers and Stuart Scotts of the world may be taking a page from "My Fair Lady" --
"But use proper English, you're regarded as a freak."