- Streetwear - fashionable casual clothes
This is very much dependent on generations. In the 80s, streetwear might have been denim jackets and things. Now it’s...I don’t even know what streetwear would be! I'm too old. Maybe if I wanted to see streetwear, I’d go to アメ村.
- LOLs - comes from lol - used in chat, like (笑). But LOLs with an s is almost like an ironic laugh. You might use it when something’s not funny...or when something that isn’t supposed to be funny is funny.
- Extravagant - spending much more than is necessary or wise; wasteful: OR going beyond what is deserved or justifiable.