Bi Polar Coaster 

When you or someone you know is in a relationship where one or the other experiences extreme emotional highs and lows on pretty much a dialy basis.

Derek's girlfriend is freaking out agian, he can't come tonight he is riding the bi polar coaster.

His ex rode the bi polar coaster all the way to crazyville

Bi Polar Coaster by Ze-Berger October 28, 2009

Bi-polarcoaster 

High and low mood swings resulting in negative emotional relationship outcome.

I can't date you any longer, I have to get off of this bi-polarcoaster!

Bi-polarcoaster by Nonokee September 7, 2013

bipolarcoaster

The ongoing cycle of feeling both extremely high and extremely low for no substantial reason.

Dude, what's up with you lately?!
-Shutup! I mean, I dunno...I can't explain..
Seriously, I've had enough of your crazy ass!
-HEY! Once I get off this damn bipolarcoaster I'll be fine!

bipolarcoaster by Whitney W.W. May 16, 2008

Bipolarcoaster

The ride most of parents end up in when dealing with teenagers’ moods and such.

Help! I need off his bipolarcoaster!

Bipolarcoaster by The TBoymom May 9, 2018