Insubordinate (adjective)

1. Not obedient or respectful towards an authority figure or superior.
2. Disobedient or rebellious towards authority.

Origin:

Late 16th century: from latin insubordinatus, from in- 'not' + subordinatus 'subordinate'. the current sense of the word dates from the late 16th century.

Examples:

1. The insubordinate behavior of the soldier was punished with a court-martial.
2. The insubordinate employee was disciplined for refusing to follow company policy.
3. Insubordinate students can cause problems in the classroom.
4. Insubordinate behavior is not tolerated in a disciplined military unit.
5. An insubordinate attitude can lead to consequences at work or in school.