exclamatory response to a perceived double entendre of a sexual nature.

"Oo-er" is a term apparently started by the popular British series "The Confessions of Georgia Nicholson". In the books, the phrase is used whenever someone mentions something scandalous or neat. It can also be used whenever something suggestive has been said, intentionally or unintentionally.

a frase that people use as a exxpression

EE OO is that sound that that you hear at the beginning of the song called The Box.
This is typically sung by tiktok thots and people from the ghetto.

here is an example of the pronunciation below, it may make more sense if you know the lyrics;

A large blunt rolled using two philly cigars, put together legnthwise. Usually requires 2-3 grams of marijuana. Takes 30-40 minutes to finish the blunt.

The word Purple Shep says instead of “ugly.”

This is a term used by Nigerians to express surprise or excitement