problem child

Noun

problem child (plural problem children)

1. (euphemistic) A child who is particularly difficult to raise or educate, especially due to a lack of self-control and disruptive and antisocial behavior.
   • Of recent times very much has been said regarding the problem child, but as Lady Stradbroke pointed out last week but little is being done to cope with the menace that child is to itself and to the community.1926 March 30, “General Topic: The Problem Child”, in The Age, Australia, retrieved 11 Jun 2009
   • Hill was a problem child who was sent to Woodlands because his parents couldn't handle him at home.2006 October 21, Alan Fryer, “The Children of Woodlands”, in ctv.ca, retrieved 11 Jun 2009
2. (broadly, idiomatic) Someone or something persistently difficult or vexing; a frequent source of trouble or annoyance.
   • [A]n ambitious supersonic carrier fighter called the F3H Demon . . . proved too heavy for its Navy-specified Westinghouse engine (in itself a problem child), and turned into a $265 million fiasco.1959 January 26, “Payoff for Pioneers”, in Time
   • Locally and across the nation, middle schools have generally been regarded as the problem child for school systems.2009 April 16, Theresa Vargas, “Superintendent Thinks Small in Plan to Revamp Middle Grades”, in Washington Post, retrieved 11 Jun 2009

   Antonyms:

   problem-solver