When a girl straddles a man on the toilet for sex, but, both people are shitting simultaneously. Laxatives can be taken to enhance the pleasure.
I keep walking in on Jacob shitting in the hopes that he'll ask me to do the "Double Fudge Sundae".
by StanTheBanana February 4, 2021
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When a man is having sexual relations with a womans un-douched anus, and gets his penis covered in fecal matter, and in anger at realizing this, puts his penis in the womans mouth
Hey Andrew, I heard you and your girlfriend broke up after you gave her a Double fudge Sundae.
by Der Axel March 22, 2009
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