Fat Boy

Someone who is not realy fat but acts fat by being lazy. If they are angry you can ask them if they are on a diet.
Person 1: hay whats up Fat Boy?
Fat Boy: Go away im pissed off.
Person 1: whats the matter did you start a diet?
by Vince V. May 31, 2007
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fat boy

A softail-style cruiser motorcycle produced by Harley-Davidson
In Harley-Davidson motorcycles, the softail frame is designed to look like the hardtail bikes of the past, while still offering the comfort of rear suspension. The shock absorbers are positioned along the axis of the motorcycle, tucked away under the transmission. There are several Harley-Davidson models with the Softail frame, including the Softail Standard, Custom, Springer Softail, Heritage Softail, Heritage Springer, Night Train, Deluxe, Deuce, Fat Boy, the Dark Custom Cross Bones, and the Dark Custom Blackline.
by hharam January 05, 2015
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fat boy

Someone who just eats constantly everyday and never excersises or does shit about it
Brian, Milton, and Andy are fat boys but PABLO IS ONE FAT BITCH!!!
by Jeff June 29, 2004
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fat boys

Group of heavy-set men with a taste for alcohol, music, and twinkies. Often travel in combinations with lopods and/or women with low standards. Despise preppies.
The bar was quiet until the fat boys arrived.
by The Humanatee January 25, 2010
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fat boy

a spliff with only tobacco at the beginning, the rest being purely marijuana.
Hey Einstein, how's the fat boy comin?
by AdventrureCrew June 03, 2010
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Fat Boi

Some who is obese in size and is quite frankly fat.
Can be used as someone's name.
Josh is a fat boi.
Fat boi (Josh) come here.
by Kurtishasabigdick July 02, 2019
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fat boy

A big ginormous boy with man titis.Also a person who refers to them self as chubby, big bone, fluffy.With a funny name usually named after a charicter off south park
person 1:hey i want some of that pizza
person 2:No fat boy
person 1:im not fat im just big bones
person 2:No ur a fat ass now sit down n shut the fuck up
person 1:Fine i wanted donuts anyway

by Mz.Pooh.Babii October 20, 2007
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