Because you have lost your job and are no longer working for that employer.
You could say "Han despedido a la gente."
Yes, you can be fired, but your employer may not say that is the reason you are being fired.
In my last job I was fired with enthusiasm
There are many things you could say to people who lost their job. You could offer to help them look for another one.
"All-fired" or "joe-fired" means "a lot." It's Cowboy slang. You'd say "Don't be in such an all-fired hurry."
The kid got fired
No.
Most people do not yet know whether he is fired or not.
It depends on why HR fired you, It is highly irregular for HR to fire people, Most times the boss is responsible for that even if he does not say the words.
Yes, Donald Trump famously used the catchphrase "You're fired" on his show "The Apprentice." He would say this phrase to eliminate contestants who did not meet his expectations or perform well in the tasks assigned to them.
its fusil tire
The F word