A person who chews a whole pack of gum in one day. When they run out they suddenly get bad breath (withdrawals) and get another pack ASAP.
by Cj Bird January 01, 2008

Immediately after spitting out old, flavorless gum, the person pulls out a new piece of gum and starts chewing it.
by doublebrah March 05, 2010

"did you see Jake today in fifth period?"
"yeah he went through a whole pack of gum without ever getting up and going to the trash!"
"what a chain chewer."
"yeah he went through a whole pack of gum without ever getting up and going to the trash!"
"what a chain chewer."
by samiswright May 17, 2010
