rail splitters

women's pants (or underpants) that are so tight, they cause the same effect as "camel toe" (vagina lips are visually split apart through the fabric)

"She has some serious rail splitters on today"

by HSW1987 May 19, 2010

Rail splitter

When she is lined upon reverse cowgirl and about to come down but you miss both holes and hit the taint

Man, last night, Carol came down on me and it ended up being a rail splitter

by PinHeadLarry3 November 10, 2017

illinois rail splitter

when a women spreads her vaginal lips and massages your penis with them without insertion

you: "rachel's such a tease, she only gave me the illinois rail splitter last night after promising more."
me:" at least you got off"

by Wicked CP November 26, 2012

Rail splitter

Who knows. what even is a rail splitter. They peaked when they had Emoni and haven’t been relevant since. They gon be an easy W and they are currently the worst team in the SEC. A rail splitter is the type of team you drop 50+ on with your eyes closed.

“Yo you see the rail splitters are 0-3 this season?”

by Huronstudentsection2024 September 14, 2023