Go fuck yourself informal verb phrase rude slang taboo
Used to express anger, dismissal, or contempt directed at someone
Go fuck yourself! Same to you!
Go fuck yourself! I don't want to see you anymore.
How dare you speak to me like that? Go fuck yourself!
To say, or believe something or someone that seems completely crazy, delusional, or stupid
You spent 1000$ on a new pair of shoes! It is insanely crazy. You need your head examined.