An argumentative tactic employed by
people to distract from a current, relevant arguement by bringing up
something unrelated and indefensible in order to avoid losing.
'
Yes well, it doesn't matter anyway because you smoke!'
'What has that got to do with anything? I've always smoked!'
'Well it's really bad. And rude.'
'This is such a nonument, why are you
talking about smoking, you slept with my
brother!'