A disgusting looking mutated meat blob of a child found drawn in books, chalk boards, white boards, magazines, or any where else that can be drawn on, Although they have been rumored to live in certian forest all around the United States, no official evidence has been found to prove this.
The most widely drawn meat child has its eyes melting off its face, no mouth, no legs, slits for a nose and an arm growing out of its head, however, meat children have been seen with a wide verity of features.
Save the Meat Child!
Lets go kick the Meat Child!
The "beef" in that beef and bean burrito is accually made from ground Meat Children!
Someone who is an adult (over 18) but still displays child-like features and characteristics. They feel as if they still are a child and don't want to grow up yet, spirit wise.
Johnathan and Samantha would rather play video games and go go-kart racing than go on sit-down dates at fancy restaurants. Thus, they are adult children.