CST 

Carmen standard time, synonymous to being late 30 minutes to 1 hour. First coined in Toronto, Canada. Named after a local resident, CST has been adapted and spread to other provinces. The handiness of the term has been intrigal to its continued popularity.

Person 1: when's everyone arriving?
Person 2: noon CST
Person 1: so 12:30-1?

CST by bladrisimmortilis February 18, 2017

CST 

CST:Compulsive Shit Talking

When you shit talk so much to someone with or without realising it for no specific reason

Me: Hey man

Him: Shut the fuck up cunt I don't like you kill yourself

Me: Dude u suffer from CST

CST by This Is The Meaning August 6, 2017

CST 

Computer Systems Technician

Call tech support!!! Your a CST student you are tech support!!!

CST by Dumb Student October 31, 2019

CST 

Covid Standard Time.

A new Time Zone which took effect in 2020, throwing Easter Standard Time, Pacific Daylight Time and all the rest into a state of irrelevance.

His appointment was Wednesday at 10:15 CST, which meant he might show up on Tuesday or Friday, a week early, two months late, anytime, really, because what is time now? Covid had revealed time as a hoax of some sort, whether perpetrated by the media or the universe he would figure out later, yesterday or never.

CST by Monkey's Dad July 27, 2022

CST 

Charvie Suka Titit (Another way of saying How are you)

Brian: Ayoooo, haven't seen you in ages, CST?

J: I'm good lol

CST by eetswacuz April 18, 2023

Cst 

An abbreviation for "customs" on the game Escape From Tarkov

sorry i can't right now, i'm about to run cst

Cst by rektas February 18, 2025

CST

Community Soundtrack

Person 1: Have you heard the new Grace CST?
Person 2: It's so fire!

CST by menameiscaleb October 20, 2025