Expedient

Webster's Dictionary of the English Language

·adj Quick; expeditious.

II. Expedient ·noun Means devised in an exigency; shift.

III. Expedient ·noun That which serves to promote or advance; suitable means to accomplish an End.

IV. Expedient ·adj Hastening or forward; hence, tending to further or promote a proposed object; fit or proper under the circumstances; conducive to self-interest; desirable; advisable; advantageous;

— sometimes contradistinguished from right.