Hawaiian Rollercoaster 

Where one has sex with a Hawaiian in cowgirl/boy position.

Karen: Hey Regina, how was last night?
Regina: It was great, took a hawaiian rollercoaster with Kai.
Karen: OOOOOOOOOOOOOOOOH!

Hawaiian Rollercoaster by Durrty Burrrdy March 13, 2014

Hawaiian roller coaster ride 

Having sex on any sort of naval vessel while having sex with a man of Hawaiian origin or decent.

Did you hear about rachel? There's video of her going on a Hawaiian roller coaster ride!

Hawaiian roller coaster ride by Jamesthedoctor September 9, 2015