Top definition
Usually used by older adults, it refers to the once popular Chaty Cathey doll. A Chaty Cathey continuously talks in a seemingly non stop fashion.

To be called a Chaty Cathey means that you should probably stop talking as it is annoying everyone around you.
"Abby sure does talk alot"

"yeah she's a real Chaty Cathey "
by Nick Triple July 20, 2008
Happy St. Patties Day!