Mut standard time (MST) is used to describe people from a certain friendship group always arriving somewhere 30 mins - 1 hour after the scheduled time.
“We all agreed to be here at 4:30, where is max?”
“He’s probably following M.S.T. (Mut Standard Time) so he’ll be here at around 5:30”
by jimmyt01 October 19, 2021
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The sense of time we used to experience, as we tried and failed to reclaim it on November 1, 2020.
She awoke on November 1, 2020, eight months into Covid world, four years in the Trumpian alternative universe, and found herself trying to name the daze of the week, wondering how many of them until November 3, 2020, when something or nothing might change, maybe a few months or hours, who could say, and was reminded that she was back on Standard Time. It sounded so nice. She was sure it used to mean something...
by Monkey's Dad November 1, 2020
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The time difference from your chosen time zone (BST, EST, ECT. etc) to the one being used by a terrible time keeper. Usually meaning they will vastly underestimate the time they need to complete a task or overestimate how fast they can travel somewhere, making them the constant reason for delays in planning and execution of group activities.
Cal: I’ll be home in 10 minutes and load up a playlist as soon as i get online. So… gimme 20 minutes and we’re set.

Dan: Is that GMT or McCarthy Standard Time?

Jack: See you in an hour Cal. 🙄
by x427 January 9, 2023
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Also know as MST, is the mean solar time at which a person arrives. Adopted as the standard time in a zone that usually borders on the cap of being fashionable late. MST delays typically run from 15-45 minutes.
Ki Ki: "I'll be there at 6pm."

*Ki Ki & party arrive to the event at 6:52pm*
RC: “ Sorry guys, we were operating on Marroni Standard Time”
by 2legit pineapple December 20, 2021
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n. to disregard listed microwave oven instructions and instead use a personalized set time to heat any and all microwaveable food items
I can't find the box for the popcorn so I'll just use standard microwave cooking time (SMCT) and hope it doesn't burn.
by jblax March 21, 2017
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when you tell someone who’s always late the wrong meeting time so they actually get there on time
like if soundcheck is at 4, you’d tell them that it was actually at 3 so they wouldnt miss it
rod: soundchecks at 3
daisy: hey i know about daisy standard time!
by morefuntomiss March 25, 2023
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The proper term to use when you know you will be late to a social gathering or event, usually dictates that the person will be around 1-3 hours late past the selected time.
Person 1: Hey, I'll be there at 5 pm Michael Standard Time (MST).
Person 2: Sweet, I'll start preparing around 7.

Person 1: dude WTF, you said you would be here at 9?
Person 2: Sorry, I was held up by traffic, I should have said 9 AM MST.
Person 1: Oh, ok that's cool.
by FullNation January 27, 2019
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