훈련이나 교육을 받지 않아 행동이 무질서하거나 자제력이 없는
Lacking in self-control or proper training; behaving in an unruly or disobedient manner.
예문:
"The coach was frustrated by the undisciplined players who ignored the team's strategy."
"An undisciplined child may struggle to adapt to the structured environment of a school."
체계나 계획이 없어 정돈되지 않거나 방만한
Lacking organization, system, or methodical planning; erratic in one's approach or habits.
예문:
"Her undisciplined research methods resulted in inconsistent and unreliable data."
"The company's failure was attributed to undisciplined management of its resources."