Conferring aid or help; helping; aiding; assisting; subsidiary; as auxiliary troops.
A helper; an assistant; a confederate in some action or enterprise.
Foreign troops in the service of a nation at war; (rarely in sing.), a member of the allied or subsidiary force.
A verb which helps to form the voices, modes, and tenses of other verbs; -- called, also, an auxiliary verb; as, have, be, may, can, do, must, shall, and will, in English; etre and avoir, in French; avere and essere, in Italian; estar and haber, in Spanish.
A quantity introduced for the purpose of simplifying or facilitating some operation, as in equations or trigonometrical formulae.
When I started walking and I looked down and I saw on the floor this water, which looked like, you know, water in your basement except it happened to be in the auxiliary building of a nuclear power plant. William Scranton
Man has, as it were, become a kind of prosthetic God. When he puts on all his auxiliary organs, he is truly magnificent; but those organs have not grown on him and they still give him much trouble at times. Sigmund Freud
I've been called the Women's Auxiliary of the Brat Pack. Molly Ringwald
It is essential to the pure and peaceful administration of justice that all its officers keep carefully within the boundaries of their constitutional powers. Auxiliary to this, but not secondary in importance, is a due knowledge of the leading subjects for their inquiry and decision. Levi Woodbury
Children go from being a kind of cultural protectorate to the Junior Auxiliary of the tube-watching nation at large, and programs are designed for them on the same principle as they're designed for grown-ups: as a way to sell eyeballs to advertisers. Jonathan Dee