to  do  it up
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Definition & Meaning of "do it up"in English

to do it up
01

(African American) to party or celebrate in a big or wild way 

Slang

What does "to do it up" mean in African American slang?

It is used in African American Vernacular English (AAVE) and hip hop culture to mean partying, celebrating, or having a good time in a big, wild, or extravagant way, often involving dancing, drinking, or dressing up. People typically say "We're gonna do it up tonight" or "They did it up for New Year's Eve."

Examples
We're gonna do it up for her birthday. 
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