PST 

Please Send Tell.

Used for indicating that the person wants spoken to in-game through a private conversation.

WTS Long Sword PST with offer!
Group LFM PST.

PST by Soljia March 3, 2005

pst 

Pacific Standard Time

Gaming will continue at 2:30pst

pst by Nanaki BH July 16, 2004

pst 

What is used when someone wants people to whisper them or private message them with a response. Although it stands for 'please send tell' you will frequently see morons using in a sentence such as 'LFG something, pst me' making them sound like some sort of caveman.

PST me for more info

pst by anonymousPersonRandomStringOfNumbers July 9, 2007

PST 

Professional Shit Talker

She is such a PST always talking s*%#

PST by Nattyb April 26, 2015

PST 

Prime Snap Time. The time between 6pm - 8pm where the photos you post will get the most likes (instagram, Facebook etc.).

Girl: 'Mandy quick! It's just hit 6.01pm girl, that means it's PST. Post that instagram quick!'

Girl 2: 'Thanks so much Sophie, I would've forgotten!!'

PST by instagramgirl102343 November 7, 2015

PST 

Pakistani standard time
Arriving half an hour to an hour after an arranged time.

Guy 1: 'is he coming for a scran?'
Guy 2: ' yeh but he runs on pst'

PST by zobear May 14, 2011

PST 

Paul Standard Time - This is the time dilation caused by excess inhalation on Marijuana fumes, typically extending a 20 minute duration to between 1 to 24 hours.

"Time is relative, especially when your stoned out your gourd" - Albert Einstein

16:20 Paul; leg is 20 mins? brb
16:21 You; Sure.
20:41 Paul; I'm back, Joining?

20:42 You; 20 mins PST™

PST by Cicolas Nage October 3, 2020