The human race. People have always used slang.
Face
Always. People started inventing slang as soon as they invented language.
A shoo-in. A mortal lock.
the space race started when the soviet union union launched Sputnik into space.
At the very moment that the race between the apple and the banana started, I shouted, "GO banana!".
a religion started in the Czech republic
Buzzword IS a slang term. It means the latest jargon everybody's using.
It's believed to have started with rhyming slang - "dog's meat" meaning feet.
To talk slang, you can start by familiarizing yourself with common slang words and phrases used in different regions or communities. Practice using slang in informal conversations to get a better feel for how it is used. Remember to respect the cultural context and audience when using slang to ensure effective communication.
The space race was started by the USSR on October 4, 1957 with the launch of Sputnik 1.
Cool itself, unless you are using it to mean mildly cold, is a slang word. Just because it is old slang doesn't mean that it is not still slang.