'yass queen slay' is a term popularized by gen z, often used by female teens to express a feeling similar to saying 'you get it, girl!!' or 'she did that!' and is usually used to hype another girl up.
this is aamazing person who is girlie pop serving a amazing look and is stunning they are being their best self and are a 10/10 and is a huty and bousty queen