(pronounced like "slay") Literally means Smiling Like An Idiot. A term to be used for those times when you can't help but have a stupid grin on your face. Usually used in the positive sense. Used very much like the term "lol"
Person 1: Hey, I hear you're going to the movies with Chris tonight.
Person 2: Yeah (with that idiotic grin)
Person 1: You are so slai.

OR
If you were in class, and it was a very inappropriate time to laugh, you might be slai.
by Tesla15 September 22, 2012
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the guy out of your group of friends that gets the most pussy of everybody. All your friends want to be the "slay-slay".
I think Jon is the new slay-slay, with all that ass he's getting.
by ammama June 20, 2006
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when someone looks impressively beautiful and slays it
You are slaying in red babe!
by Sanayy May 3, 2016
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To kick ass. To dominate a particular field. To be one of the greatest in that particular area.
She's slaying it. (She's doing extremely well)
He slayed that interview. (He did really well in the interview)
They're slaying the presentation. (They are doing well in the presentation, everyone is captivated by them)
I slayed it. (I won! I did excellent! I'm now memorable! My name's on everyone's lips! Who's awesome? Me!)
by TeacherM March 27, 2017
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When your a girlboss and you ate, this is what ppl call you!!
"jiafei slayed."
"cupcakke slayed"
"you ate and slayed!!"
by asheiao February 19, 2022
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