Usually an awesome girl with a HUGE ass.
Guy # 1: Damn, man did you see that Cassy chick?

Guy # 2: Yeah, dude I could build a farm on that ass.

Guy # 1: It's like the size of Jupiter!
by nxixgxsby. March 14, 2009
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To be slightly mad, absent minded and self destructive. They are generally beautiful people in and out. A word coined from the e4 drama skins featuring the character "Cassie".
Person 1: What's up with that guy?

Person2: Oh him, he's just a bit Cassie.
by drearydreary13 February 25, 2008
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shamelessly checking out a dude's really ripped sexy biceps; admiring a hot guy's hot arms, usually involves touching them sensually or staring at them like the piece of meat that they sometimes are. lol
girl: do you lift a lot? your arms look delicious...
guy: yeah, you are totally Cassieing me right now

girl 1: omg did you see Mark's arms at the gym today?!?
girl 2: you know i did, even with the farmer's tan i was still Cassieing so hard
by catmasterfunk January 13, 2014
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A cassi will have a very upbeat personality, she always has a smile on her face, no matter what! She's very cool and very pretty!
wow, she's a cassi!
by ordinaryrunofthemill November 28, 2012
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Model-turned-"signer." The girl who sings "Me&U" which appears on her debut album 'Cassie'. The album debuted at #4 though she has no talent whatsoever other than having a pretty face.
Boy #1: You heard of that girl Cassie, the singer?
Boy #2: She's fine as hell but she can't dance or sing to save her life
Boy #1: True. But I would still smash
by 301huny August 22, 2006
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cassie is beautiful and this straight up facts
cassie is beautiful
by badnboum2 January 23, 2021
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