Special Sleeping Shirt.

The massive t shirt that you somehow have and don't have any way else of using it otherwise.
person 1: what do you wear at night?
Person 2 : my sss
by Quadmint October 30, 2016
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Self-serve sex. To masturbate.
"I had a little sss last night. Not as good as pussy, but close."
by erotica69 September 18, 2005
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Abbreviation for one of mans most hardest challenges."Stop Stroking September" the overcomer to NNN (No Nut November) no ejaculating and most importantly No. Stroking
"I passed SSS" "Really?" "I couldn't hold after 6 days."
by Mr.HiTz November 6, 2020
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Stop Shitting September.
This is a challenge where you cannot poopoo for 30 days. If you pass, you will be crowned the poo-less lord.
Joe: “hey bro, i haven’t shat for 29 days.”
Adam: “Same, dude. Tomorrow’s the last day of SSS!”
by This handle is already in use. December 4, 2021
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SSS stands for Super Sassy September 💁🏻 ♂️ When September arrives you have to be super sassy to friends or family!
Thomas: OMG SSS started

Esteban: No duhhhh Sherlock

Thomas: ughhh I hate sassy people!
by Esteban Evangelista December 15, 2019
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SSS is Super Simp September, where all boys have to simp for the girls. Even if you don’t want to.
Girl: Would you please tie my shoes?
Boy: No, do it yourself!
Girl: No you have to do it, cause it’s SSS
by Bomber3011 September 23, 2020
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spelling seriously screwed

when you can't spell a word but hope the other person will get the message
when you are typing and can't spell but don't have time to look it up in a dictionary. not for use in school assignments.
person one: today i was highperventilating (sss)
person two: oh, right, lots of breathing
by nutty ning nong May 14, 2007
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