Formal slang:
* Characteristics: Often considered "highbrow" or "sophisticated." It might be used in specific professions, intellectual circles, or even by people who are simply trying to sound clever or witty.
* Examples:
* "He's a bit of a square" - Might be used to describe someone who is conservative or conventional, often in a humorous or ironic way.
* "She's got a good head on her shoulders" - Means someone is intelligent and sensible.
* "That's a real pickle" - Means a difficult situation.
* Context: Used in situations where a more elevated tone is desired, but still conveys a casual, informal vibe.
Informal slang:
* Characteristics: Typically used in everyday conversation, among close friends, or in casual settings.
* Examples:
* "What's up?" - A general greeting.
* "That's totally rad!" - Means something is cool or awesome.
* "He's a total dork" - Means someone is awkward or silly.
* Context: Used in situations where the emphasis is on informality, ease, and a sense of shared understanding within a specific group.
Key differences:
* Formality: Formal slang tends to be more polite and less direct, while informal slang can be more blunt or irreverent.
* Usage: Formal slang is less common than informal slang and is often used in specific contexts. Informal slang is widespread and used daily.
* Age and social group: Formal slang is less tied to specific age groups or social circles, while informal slang often varies significantly between generations and social groups.
* Origin: Formal slang often originates from specific fields, like academia or the arts, while informal slang can emerge from any walk of life.
It's important to remember:
* The line between formal and informal slang is often blurry and can vary based on cultural context.
* Even within "formal slang," some terms can be considered more appropriate than others depending on the situation.
Essentially, the choice of slang depends on the desired tone, the context, and the audience. It's all about communication and understanding the nuances of language!