During a threesome when the girl has dicks both in her ass and pussy at the same time.
I had a threesome last night andwe had Double Sex, Billys dick was in my vagina and Johnnys was in my ass, they kept raming it in and taking it out...it felt amazing and brought me to the ultimate orgasm!
by theresadickinmypussy June 17, 2010
1 more definition
When a male has his penis in a woman's vagina and his sack in a womans rectum
I just had double sex with your wife!
by the most manly man September 06, 2010