Noun. Used to imply that someone is making a
great deal of simple typographical errors during an
online chat session; esp. when
the person fails to correct him or herself in a timely manner.
"We were
chatting online, but he was
totally wasted and was typing like a damn Willfingers."
"He was typing one-handed, but, so his
friends wouldn't find out, he blamed it on the Willfingers."