Top Definition
when you form a chat-like conversation over the email with one or more people by simply replying again and again to the same message. Each reply is usually a question or something thought-provoking, prompting the other person to respond as well. They can get pretty long.
"dude, here they don't allow chatting on the school computers, so i usually get by talking to her with these huge-ass email trains each morning."

by Ghostface-killah May 17, 2007
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.