Choo-choo 

Aussie slang for boost pressure from a turbocharger. Made famous by the Youtube show Mighty Car Mods guys Marty and Moog.

Marty's MX5 has some mad choo-choo

Moog's Forester got a new turbo, giving it a bit more choo-choo

Choo-choo by Dannydabaker December 20, 2013

Choo-Choo 

A truly attractive hipster girl

Dude, there are so many Choo-Choos at this Vampire Weekend show!

Choo-Choo by Richard Busy October 21, 2009

choo-choo 

1) The sound of train's horn.
2) A child's name for a railway train.

The train started to move and said:
-Choo-choo!

-Mummy, what is it? Is it choo-choo?
-Yes, baby, it's a train.

choo-choo by nov1ce January 30, 2009

Choo-Choo 

(verb) to fuck the hot chick next to you

Doug: Bro, I wanna choo-choo so bad.
Phil: Dude who doesn't? That girl is smokin!

Choo-Choo by Teh Truth May 25, 2015

choo-choo 

a homosexual three way involving either three gay men or three lesbians; as opposed to sandwich action wich involved either 2 men and 1 woman or 2 women and 1 men

Gina, Maria, and Sofia let me watch them do a choo-choo!

choo-choo by Silky Smooth January 7, 2004

Choo-Choo 

A boneless, furless, amorphus cat.

CHOO-CHOO is evil

Choo-Choo by Fuck the innocent! November 22, 2003

Choo-Choo 

President George W. Bush’s nickname for WH Deputy Staff Secretary Brent McIntosh

Choo-Choo was one of the first people to speak to Dubya as he began and ended the day at the WH.

Choo-Choo by Coop Dupe September 4, 2021