Top definition
to act very suspect or suspicious; to act like a creeper
Carol:What is Mr. Moniaci doing over there?
Nicole: I don't know but I think he's staring at us.
Carol:Mad sus . . .
by crazychica82 March 05, 2010
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May 12 Word of the Day
When someone goes to the gym and spends 90% of the time on their phones scrolling through social media
Looks like its thumb day again for Jimmy with his usual routing... 3 sets of 5 snapchat selfies and 10 sets of scrolling through facebook until exhaustion
by Gary br April 02, 2017
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2
When somebody acts super gay, such as being a little bitch and not knowing how to handle something.
by Bimbo69 March 03, 2019
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3
to be very suspicious like over-the-top suspicious
Maddy: what is Mr. Harris doing over there?
Abby: idk but he looking mad sus
by your everyday hoe March 27, 2020
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4
mad sus, middle aged boys would use it alot to random people. and its extremely annoying.
mad sus
by stan loona mf March 05, 2021
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