Chat chuckle Crossword Clue

 The answer to the crossword clue "Chat chuckle" is LOL. This is an acronym for "laugh out loud", which is a way of expressing amusement or laughter online. LOL is often used in chat rooms, forums, and social media posts.

Here are some other possible answers to the crossword clue "Chat chuckle":

Hah

Hehe

Teehee

Bwahahaha

LMAO (laugh my ass off)

However, the most likely answer is LOL, given its widespread use in online communication.

I hope this helps!