Double Rainbowing 

Vomiting while having a case of diarrhea.

"Oh my god, last night I was so sick I double rainbowed."

"Double Rainbowing is the worst!"

Double Rainbowing by travitz west October 2, 2013

double rainbowing 

when someone goes extremely bezerk over something i.e. double rainbow guy

Guy 1: OMG LOOK AT THE LOW PRICE!!!!! ITS SO INTENSE!!! (**he faints**)
Guy 2: (to guy 3) Whats wrong with that guy?
Guy 3: Oh nothing hes just double rainbowing over the low prices.

double rainbowing by yosemitebearposer September 6, 2010