has anyone heard of gecko being called a "chit chat"?

Question

and where does the term come from?

Answer 1

Those type of names tend to be derived from the sound that the animal makes, in this case it's the name given to the common house gecko in it's native area. A number of gecko species are capable of vocalization. Take a look at this link.
http://www.wildherps.com/species/H.frenatus.html

Answer 2

nope sorry

Answer 3

no