Most people will say its someone who will shoot anything they see, but there's a whole other definition for it. Trigger Happy can mean someone is happy uncontrollably, they'll see something and they're happiness is triggered.
Person1: *smiling and giggling uncontrollably*
Person2: what're you doing?
Person1: Sorry, I got really Trigger Happy
Dazecore is an aesthetic inspired by sleepless nights and the buzz of late night/early morning thoughts. It is very closely linked to Urbancore, Geek, and Dark Minimalism, heavily influenced by artists working in the early hours of the morning and students staying up late at night working on papers
Guy 1: Hey, what's your aesthetic?
Guy 2: Oh, is Dazecore and Greycore!
Greycore is grey. And this aesthetic can tie into multiple others like Grey Academy, etc. Its like the feeling of sadness, and dullness.
Guy 1: So.. you're Greycore?
Guy 2: Yeah!