The state of the mind when it is powerfully acted upon and
   influenced by something external to itself; the state of any particular
   faculty which, under such conditions, becomes extremely sensitive or
   uncontrollably excited; any emotion or sentiment (specifically, love or
   anger) in a state of abnormal or controlling activity; an extreme or
   inordinate desire; also, the capacity or susceptibility of being so
   affected; as, to be in a passion; the passions of love, hate,
   jealously, wrath, ambition, avarice, fear, etc.; a passion for war, or
   for drink; an orator should have passion as well as rhetorical skill.