to relate or belong to; to have reference to or connection with; to affect the interest of; to be of importance to.-to engage by feeling or sentiment; to interest; as, a good prince concerns himself in the happiness of his subjects.-to be of importance.-that which relates or belongs to one; business; affair.-that which affects the welfare or happiness; interest; moment.-interest in, or care for, any person or thing; regard; solicitude; anxiety.-persons connected in business; a firm and its business; as, a banking concern.