1. (noun) A girly-girl. A person obsessed with clothes, makeup, shoes, bags, scarves, hats, earrings, bracelets, necklaces, rings, not school, boys, not their parents, not their annoying little brother, cell phones, computers, texting, IMing, aim, email, videos of themselves, pictures of themselves, iPods, adorable knickknacks.
2. (adjective) Girly-girl. Obnoxious. Giggly. Annoying. Hot.
1. Lucy: O.M.G. That guy over there in front of the abercrombie and fitch is SO hot.
Gina: (laughs) I didn't know you were such a monicasey!
2. Lucy: OK. So I've counted, and I have 47 different shades of pink nail polish. But I think my favorite HAS TO BE "flirty dancer" because it's a SUPER bright hot pink!!!
Gina: Someone's monicasey today!!!