cookoo bananas

1)Crazy ; or going crazy
2)To say something strange
3)to act out
4) to party frequently

Britney Spears is cookoo bananas . She loves to be cookoo bananas with no underwear on .

by katieeeeebayB April 10, 2008

coocoo-bananas

going crazy as in excitment

Britney is going coocoo-bananas because she got on the cheer team.

by Someone_Somebody April 18, 2023

cookoo-banana-sauce

To be or pertain to absolutely ridiculous notions, perhaps somewhat unnerving. An expression of utter shock; typically accompanied by a fay or restrained sillybilly composure.

Did you hear that the US cruecny is going to be based in ice cream sundays?
Dude, that's cookoo-banana-sauce.

by Buttfaced bob February 20, 2026