'I'm going to go' is a euphemism for 'I don't like you anymore' e.g., you have terrible friends.
This may be caused by horrible taste in video games, or even a break-up.
Synonyms for I'm going to go
On this page, you will find 30 slang terms related to i'm going to go. Some of the top words include: ima, eff off, Amma, gon, skidadle, and 25 more.