this means the person is HOT,sexy,fine,fly
by lalalazzy April 11, 2008
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a big, fat, juicy, uncut cock that is thick enough so that you can't get your hand all the way around it.
'girl, you shoulda seen the fattie on that hooker in the baseball jersey over there. 10 inches.'
by capnCrouton April 29, 2004
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a female boner, usually resides in the walls, when a female sees a provocative image her vagina walls will swell up causing her to get a fattie
yo, I could totally tell that Kim had a fattie by the way she was walking
by Rosenblum muff June 3, 2010
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1. the largest size of tampon: super.

2. a large marijuana cigarette.
1. man, it's like a waterfall down there. anyone got a fattie? i need to plug up.

2. i just saw muffy on the beach with a dos equis in one hand and a fattie in the other.
by mala May 17, 2004
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1. Something that is cool

2. A person (any size) who is eating alot.

3. A fat person.

4. A woman with a large but attractive ass

5. A erected penis
1. "Thats fattie/fatty as fuck mate".

2. "Oh my days, you ate all of that, you fattie/fatty!"

3. "Look at that fattie/fattye."

4. "Check out that fattie/fatty."

5. "Mate, Bob got a fattie/fatty over Aleesha"
by slaaaaaaaag November 29, 2007
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