·vt Musical accordance or harmony; concord.
II. Concert ·vi To act in harmony or conjunction; to form combined plans.
III. Concert ·vt A musical entertainment in which several voices or instruments take part.
IV. Concert ·vt To plan together; to settle or adjust by conference, agreement, or consultation.
V. Concert ·vt To Plan; to Devise; to Arrange.
VI. Concert ·vt Agreement in a design or plan; union formed by mutual communication of opinions and views; accordance in a scheme; harmony; simultaneous action.