Ill a. [The regular comparative and superlative are wanting, their places being supplied by worse and worst from another root.]
 1. Contrary to good, in a physical sense; contrary or opposed to advantage, happiness, etc.; bad; evil; unfortunate; disagreeable; unfavorable.
    Neither is it ill air only that maketh an ill seat, but ill ways, ill markets, and ill neighbors.   --Bacon.
    There 's some ill planet reigns.   --Shak.
 2. Contrary to good, in a moral sense; evil; wicked; wrong; iniquitious; naughtly; bad; improper.
 Of his own body he was ill, and gave
 The clergy ill example.   --Shak.
 3. Sick; indisposed; unwell; diseased; disordered; as, ill of a fever.
    I am in health, I breathe, and see thee ill.   --Shak.
 4. Not according with rule, fitness, or propriety; incorrect; rude; unpolished; inelegant.
    That 's an ill phrase.   --Shak.
 Ill at ease, uneasy; uncomfortable; anxious. “I am very ill at ease.” --Shak.
 Ill blood, enmity; resentment; bad blood.
 Ill breeding, lack of good breeding; rudeness.
 Ill fame, ill or bad repute; as, a house of ill fame, a house where lewd persons meet for illicit intercourse.
 Ill humor, a disagreeable mood; bad temper.
 Ill nature, bad disposition or temperament; sullenness; esp., a disposition to cause unhappiness to others.
 Ill temper, anger; moroseness; crossness.
 Ill turn. (a) An unkind act. (b) A slight attack of illness. [Colloq. U.S.]
 Ill will, unkindness; enmity; malevolence.
 Syn: -- Bad; evil; wrong; wicked; sick; unwell.


 ill humor
      n : an angry and disagreeable mood [syn: ill humour, distemper]
          [ant: good humor]