What is a Chibi?
A Chibi character is a short, chubby resized
and chibi character may naturally resemble a super-deformed
character, where the entire body has a smaller, squashed,
In general a chibi is a very cute and very silly drawn anime
And to end the explanation:
"chibi" the japanese word, just means "small/little".
Here is an example of a chibi and a normal anime-character.
Thanks to Gnarf and Kasimir for the help with the info.