flame on

from Jargon File (4.4.4, 14 Aug 2003)

flame on
 interj.

   1. To begin to {flame}. The punning reference to Marvel Comics's Human
   Torch is no longer widely recognized.

   2. To continue to flame. See {rave}, {burble}.

from The Free On-line Dictionary of Computing (8 July 2008)

flame on
flame off

   <messaging, jargon> To begin or continue to {flame}.  The
   punning reference to Marvel Comics's Human Torch is no longer
   widely recognised.

   The phrase "flame on" may actually precede the flame, in which
   case "flame off" will follow it.

   See {rave}, {burble}.

   [{Jargon File}]

   (1996-10-29)