Slang expressions are "coined" or created to describe something in a colloquial or common way. Jargon is the language used for a specialized or technical area, such as computers.
Slang expressions are 'coined" or created to descrbe something in a colloquial or common way. Everyday speech often includes slang and jargon. In most cases, slang is very local, and expressions used in one city or country can be very different from those of another place. It is also quickly dated: what was slang many years ago may have little meaning today.