want of order or regular disposition; lack of arrangement; confusion; disarray; as, the troops were thrown into disorder; the papers are in disorder.-neglect of order or system; irregularity.-breach of public order; disturbance of the peace of society; tumult.-disturbance of the functions of the animal economy of the soul; sickness; derangement.-to disturb the order of; to derange or disarrange; to throw into confusion; to confuse.-to disturb or interrupt the regular and natural functions of (either body or mind); to produce sickness or indisposition in; to discompose; to derange; as, to disorder the head or stomach.-to depose from holy orders.