What does such a cutie mean?

: an attractive person. especially : a pretty girl.

Is such a cutie pie?

1. A very cute, sweet, or darling person, often a child. (Can be hyphenated if used as a modifier before a noun.) My goodness, your baby is such a cutie pie!

Can we say cutie?

Adorable animals are cute. But the word is also commonly used as another way of saying that someone is sexually attractive, and cutie can be used as a milder version of the word hottie. For that reason, calling someone a cutie—especially when addressing them that way—could be seen as unwelcome.

What can I say instead of cutie?

queen. babe. beauty. eyeful. goddess. fox. belle. cookie.