Definition of undisciplined in US English:

undisciplined

adjective

  • Lacking in discipline; uncontrolled in behavior or manner.

    • ‘Her own Tech professor wouldn't permit that kind of undisciplined behavior.’
    • ‘These are some examples of how the modern sporting identity is typified by self-centered and undisciplined behavior.’
    • ‘A short time ago we were just an undisciplined mob.’
    • ‘His footballing genius was never questioned, but back home he was known as an egomaniac who was undisciplined, uncontrollable and prone to flights of folly.’
    • ‘As always, throwing money around in an undisciplined manner will prove to be wasteful down the road.’
    • ‘‘I thought we were a bit undisciplined in the first half but made up for it in the second,’ he said.’
    • ‘It has its moments of charm, but ultimately the picture is a bit of an undisciplined, shambling mess.’
    • ‘Many are undisciplined and inexperienced and in some cases questionably young.’
    • ‘Through its pages, we are transported back to the 1940s and the austere surroundings of a boarding school for undisciplined boys.’
    • ‘This triggered an undisciplined period by Hertford who were baffled and incensed by the referee's decisions.’
    • ‘If a child is undisciplined and selfish, there is nobody to blame but the parents.’
    • ‘But he was undisciplined, a trait that no amount of talent can ultimately compensate for.’
    • ‘Untrained, undisciplined, uninformed, she came to the magazine world as a self-admitted newborn.’
    • ‘It is apparent that contemporary learners are undisciplined.’
    • ‘But while his techniques as a documentarian may be undisciplined, there's no denying his passion and dedication for the subject.’
    • ‘I'm also an undisciplined person, so I need a structure.’
    • ‘That's not to say they're undisciplined, but there has to be a leader in every team.’
    • ‘Our performance against Newport was very undisciplined.’
    • ‘There seems an ever growing number of undisciplined yobs who cause trouble for ordinary people.’
    • ‘So this was an untrained, undisciplined and unmotivated force that had no intention of attacking the townspeople.’
    unruly, disorderly, disobedient, badly behaved, obstreperous, recalcitrant, refractory, intractable, wilful, wayward, delinquent, perverse, naughty, contrary, rebellious, mutinous, insubordinate, disruptive, attention-seeking, turbulent, errant, out of hand, out of control
    disorganized, unorganized, erratic, unsystematic, unmethodical, disorderly, chaotic, random, irregular, haphazard, in disarray, confused, muddled, jumbled
    View synonyms

Pronunciation

undisciplined

/ˌənˈdɪsəplɪnd//ˌənˈdisəplind/