'Ill turn' definitions:

Definition of 'ill turn'

noun

An act intended to help that turns out badly; "he did them a disservice" [syn: disservice, ill service, ill turn] [ant: service]

Definition of 'Ill turn'

From: GCIDE

Ill \Ill\ ([i^]l), a. [The regular comparative and superlative are wanting, their places being supplied by worseand worst, from another root.] [OE. ill, ille, Icel. illr; akin to Sw. illa, adv., Dan. ilde, adv.]
1. Contrary to good, in a physical sense; contrary or opposed to advantage, happiness, etc.; bad; evil; unfortunate; disagreeable; unfavorable. [1913 Webster]
Neither is it ill air only that maketh an ill seat, but ill ways, ill markets, and ill neighbors. --Bacon. [1913 Webster]
There 's some ill planet reigns. --Shak. [1913 Webster]
2. Contrary to good, in a moral sense; evil; wicked; wrong; iniquitious; naughtly; bad; improper. [1913 Webster]
Of his own body he was ill, and gave The clergy ill example. --Shak. [1913 Webster]
3. Sick; indisposed; unwell; diseased; disordered; as, ill of a fever. [1913 Webster]
I am in health, I breathe, and see thee ill. --Shak. [1913 Webster]
4. Not according with rule, fitness, or propriety; incorrect; rude; unpolished; inelegant. [1913 Webster]
That 's an ill phrase. --Shak. [1913 Webster]
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. [1913 Webster]