Top definition
A railroad simulator game that allows you to build and run trains on routes. Also has the shittiest physics ever and some of the slowest and most photoshopped locomotives ever. The assets download slower than an Amtrak train.
I'm going to get Trainz Railroad Simulator 2019!
by C40-9Foamer January 21, 2021
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Jul 29 Word of the Day
Someone who used to be a potential girlfriend/boyfriend, but no longer is.
Tim: Zack, is that your exgirlfriend?
Zack: No, she's an expotential. We never actually dated...
by brownsuite September 24, 2011
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2
a girl who gives herself to tha whole crew!!!
"we about to run trains on dis hoe!!!"
by BIGJENKERS June 29, 2003
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