When a girl gives a guy two orgasms in a row. The second one is usually more intense and as rare as seeing a double rainbow. Triple rainbows follow similar logic but are almost impossible to achieve in heterosexual, mature men.
Last night, Leona gave me a double rainbow with back to back blowjobs...Best sex ever!!!
by TonyO January 23, 2014
Get the Double Rainbow mug.
When two girls squirt at the same time, causing a double arc of lady Jizz across the room.
'Dude, I was watching Lesbian cams last night and totally saw a Double Rainbow!'
by Huge Crystals March 12, 2014
Get the Double Rainbow mug.
V. Sex position where the girl doesa brdige, and the guy does another bridge under her, and they fuck.
Dude, yesterday we double rainbowed in the back of my car.
by Mr. Awesome 1869 April 7, 2011
Get the double rainbow mug.
a double date between two homosexual couples
I went to gay day in disney world. I've never seen so many double rainbows in my life!
by bigpoppiboi July 5, 2011
Get the double rainbow mug.
A rare event in which two lovers simultaneously orgasm. This is as rare as a double rainbow, hence the name.
Omg babe, we just had a double rainbow!
by Nastasia91 November 29, 2019
Get the Double Rainbow mug.
a phenomenon that puts anyone that sees on the ROFLcopter while having an orgasm attack
Person 1: (crying) "OMG a double rainbow!!!"

Person 2: (trying to talk while LOLing) "I-is this a s-s-sign of

G-G-G-God??!!"

ROFLcopter Captain: "You betcha. Now you and your friend

hop the heck on board lmbo."
by hyundajuno9876 March 17, 2011
Get the double rainbow mug.
When you are fishing with another person and you both hook and successfully land a largemouth, smallmouth, or spotted bass at the same time.
"Billy john and I were fishin' on the Big D the other day and we got a double rainbow on my big fish spot. I couldn't believe it--two five pounders!"
by ranger_joe November 5, 2013
Get the double rainbow mug.