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A euphemism for sex. Where the train is the penis, and the tunnel is the vagina.
Gary and Lisa have went upstairs to play trains and tunnels
by Dubsteppin June 17, 2009
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Apr 22 Word of the Day
When you eat dirt for the first time and leave your family to build a shack in the woods
Bro since I got dirtpilled on Tuesday I have made sooo many worm friends and made them soo many little houses to get married in. Me? Lonely? No you’re the lonely one u lawn owning freak
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by ecogoth December 30, 2020
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