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19.
The event, when having eaten a large amount of food, you're stomach bulges out, much like that of a pregnant woman. It is highly uncomfortable and often occurs Thanksgiving.
"I knew I shouldn't have had that 3rd piece of pie and 6th helping of stuffing. Now I have a major food baby."
by LeoFLJ November 27, 2009
 
1.
when you eat so much, that your stomach looks pregnant
Jeez! I ate so much, I look like I am having a food baby!
by meadow soprano September 25, 2005
 
2.
When a person, typically a thin one, indulges in a large amount of food which makes their stomach stick out from the fullness as if they're pregnant.
In the movie Juno:

Juno: I'm pregnant.
Leah: What? Honest to blog?
Juno: Yeah. Yeah, it's Bleekers.
Leah: It's probably just a food baby. Did you have a big lunch?
Juno: No, this is not a food baby all right?
by macguff the crime dog March 24, 2008
 
3.
A bloated, enlarged, or extremely full abdominal region after having eaten an exorbitant amount of food. Food babies generally cause discomfort and possible gas or embarrassment, but are unavoidable on occasions such as Thanksgiving.
I ate a chocolate cream pie this morning, and I've had a huge food baby all day.
by littlegreenie March 16, 2009
 
4.
after you eat, the fattyness in the lower abdominal area. can be mistaken for 3-4 monthes pregnant
i have a foodbaby!
by foodbabyyy March 07, 2009
 
5.
You ate so much, you feel as if you're pregnant. Also, your stomach sticks out massively.
Dude, I ate so much I have a food baby!
by supaaacoolyo October 26, 2011
 
6.
When you eat vast quantities of food all at once and you feel like you're belly has grown as if you are carrying a baby. The feeling of having gained weight suddenly can also accompany a food-baby.
Person 1: "Hey Brian, have you tried some of that soup?"
Brian: "I would love too, my I already ate too much. My stomach feels massive and i feel bloated."
Person 1:"Good for you for trying all that food, but I think you have a food-baby."
by Elfiepie December 18, 2013
 
7.
1. A lower abdominal region so bloated from overeating or poor eating as to be distended, round, hard, or otherwise resembling the abdominal region of a woman in the later stages of pregnancy.

2. An episode of defecation preceded by a particularly heinous cramping and/or gas experience wherein one's intestines feel as though they have been stretched beyond capacity, one's colonic and/or anal region may or may not experience tearing, and sweating is likely to occur. Panting, groaning, screeching or crying out may occur, and a period of rest is generally required afterward, the length of which being dependent on such factors as (a) size of food baby in weight and length, (b) duration of labor, and (c) general fitness prior to delivery.
1. "Mom, do you still have your maternity pants in the attic? I at so much turkey this Thanksgiving that I think I'll be expecting a food baby at some point between this evening and tomorrow morning."

2. "Someone put an extra roll of Scott and a bottle of ice chips in the bathroom. John just went into labor and his food baby is ready to join the world."
by Dinkin Flicka Mom December 04, 2011