When two girls are scissoring and they queef onto eachothers vagina's simultaneously.
Bob: Dude, did you hear about Claire and Nikki's Roast Queef Sandwich?

Chris: C'mon man I'm trying to eat over here..
by TheDoobieBrother February 12, 2012
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An extremely abundant labia of the female pudendum which, when observed, looks almost identical to a well-loaded roast beef sandwich from your local sandwich shop or delicatessen. Some people are fans of the roast queef sandwich, others are of the opinion that less is more and that too much of a good thing can be a bad thing.
Oh man, I went back to her place and when I slipped off her panties, she had a total roast queef sandwich. I didn't mind but I did make me hungry for some Arby's on the way home!
by schweddy balls April 10, 2020
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