Gribble is a verb.
To gribble is to excitably imitate the sounds of a chicken.
For example: “buh cawk! :) lol .”
Pim was gribbling nonstop at my Aunt’s wedding yesterday.
Dude, I can’t wait to meet up with Sarah and just gribble all day.
Ugh... I saw this performer yesterday and he dazzled me with the way he gribbled.