Riding roller coaster 

describes the ups and downs of a relationship. Often, the couple involved go through episodes of utmost happiness followed by serious break-ups just to make up again afterwards.

John: How is it going between you and Jane? Still riding roller coaster?
Jack: No, this time we break up fuh real.
John: Yeah, like I’ve never heard that a thousand times before.

Riding roller coaster by adam_addiction June 2, 2010

Riding the Roller Coaster 

When one alternates between lines of cocaine and smoking marijuana continuously, one is said to be "riding the roller coaster".

Jim: Has the Baweej been smoking weed and doing lines of coke all night?
Marty: Yeah, he's been riding the roller coaster.

Riding the Roller Coaster by Jegster July 14, 2010

riding my rollercoaster 

HOP DA FUCK OFF MY WOOD BRUH

tell yo bitch to stop riding my rollercoaster

riding my rollercoaster by zombofromdaJ February 4, 2021