Fatty tissue which one has from childhood, but will outgrow upon reaching physical maturity.
I'm glad you grew out of your baby fat, now you're a stone fox.
by Joey the Nifty June 6, 2004
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A term used as an excuse, or to mitigate teenagers and pre-teenagers as the cause of being a fatass, usually associated with denial.
Grandmother to mother:

"you don't you worrie about little Cindy...Cindy will slim down in the next few years. It's baby fat!
by Cliffie-poo February 13, 2006
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the amount of weight added when pregnant (this includes the weight of the baby)
person 1: wow did you see that fat chick over there
person 2: you dick, she's pregnant
person 1: so what? she's baby fat, what's the difference?
by thejokester001 October 21, 2013
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For an older gentleman: baby fat
(refers to all the teen hotties) they are still carrying their baby fat.
The cheerleading squad was loaded with baby fat.
by scott zimmerman February 22, 2007
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substance know as seamen excreted from the penis whilst geting it on.
That bitch took my baby fat in her mouth
by sidders May 1, 2003
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Fat stored by the male body, resulting from the lack of seminal release from a spouse or partner. See also “blue balls
Wife says “honey, you look like you may have gained some weight”

Husband responds “its just baby fat, can you help me get rid of it?”
by Jacket Snacks April 7, 2018
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Its the little kids who are fat as fuck and they cry cause they dont get what they want... usually food
BABY: I want cookies
MOM: Your not getting them
MOM: SHut the fuck up you cry baby fat ass
by Big- D August 8, 2008
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