1) A large take in sales on a single business transaction.
2) A disproportionately large margin made relative to the actual cost of the product or service.
"We are two hours into the new month and Anthony has already closed a fatty."
by Mr. Wundirphal April 17, 2009
Get the a fatty mug.
From hiphop. A fat boy, oblivious of his lard and appearance, only likes pretty girls with extra large hooters, but as a failure with women, regularly resorts to breadfruit abuse for his carnal desire.
What a fatty , a kunumunu and a breadfruit abuser.
by CattlesRgr8 July 19, 2017
Get the Fatty mug.
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
Get the fattie/fatty mug.
adj. a massive but nicely shaped ass.
noun a massive joint
Yo, shawdy got a fatty or yo let me hit that fatty.
by Ghetto Fab July 28, 2003
Get the fatty mug.
a blunt with high content of marijuana.

a girl with a round plumped ass, not to flat not to wide.
Damm, we are going to blaze a fattie.

Did you see her fattie?
by Catt February 13, 2005
Get the fattie mug.
"arr mate, I got gripped by the fatties with vandal grease on me silky's"
by John Gaskell February 11, 2004
Get the the fatties mug.