train vrooming

The sound heard while inside the train, that is produced by rollers on the rail the axle together rolling rapidly, and the electric car motor at full power, when the train is at high speed.

Person 1: What is the sound heard inside the trains when they are going fast.

Person 2: Train vrooming.

by MST3K I like December 27, 2020

Look at the caboose on that train

Phrase for compleming a female's bottom

*Girl walks by*
"Damn Johnny, look at the caboose on that train!"

by FireUpTheGrill April 5, 2019

Training and inference

Ope! There is is! I knew I could pull it.

Iam "Boo- Training and inference were the first 2 phases. I knew I'd get it. I still got it. Boong.... Boong..."

by Hym Iam November 13, 2025

Building trains

The action of laying multiple shit logs consecutively, so that they touch, in the same sit on a toilet.

Hey Melody what are you doing in the bathroom? “I’m building trains grandma, leave me alone.”

by Newman12 January 1, 2022

Fertility train

A group of 5 or more guys switch off having unprotected sex with a girl then try to find out who’s the father.

Shit man we all got drunk and and ran the fertility train through Heather.

by Life76 May 9, 2022

train

getting all yo niccas and fucking the bitch

lets run a train onnis hoe gvng

by hoodrichziggy September 30, 2021

big train rave

A big train rave

The lads went down for a big train rave

by Minecrafter1012312 June 22, 2016