Top definition
Overzealous banter deriving from an abundance of women possessing vaginas and engaging in constant frivolous conversation. Vatter=vagina chatter.

"Oh did you hear about the way Steve treated Christie at the party the other night? It was terrible, he was so out of line and her shoes were so cute!"

Ugggghhhh. This is a perfect example of vatter.
by Benjamin K. December 29, 2007
Get the mug
Get a vatter mug for your coworker Callisto.