of an appropriate or pertinent nature

at an opportune time; " your letter arrived apropos"

To the purpose; to the point; seasonably; with reference to; as, apropos of that remark; by the way.

To the purpose: appropriately: in reference to.

Pertinent; opportune.

Pertinently; appropriately.

By the way.

To the purpose; seasonably.

The remark was apropos; Knapp had feverishly beckoned the lawyer over to a little side desk; they were down at it, the light snapped on, writing, trying to frame up an agreement that would hold water. – The Million-Dollar Suitcase by Alice MacGowan Perry Newberry

Mr. Carruthers's was the only one for me, and it had " Branches" on the envelope, which attracted Mr. Montgomerie's attention, and he began to " burrrr," and hardly gave me time to read it before he commenced to ask questions apropos of the place, to get me to say what the letter was about. – Red Hair by Elinor Glyn

And the incorrigible Puddock, apropos of a piece of a whale once eaten by Dangerfield, after his wont, related a wonderful receipt- 'a weaver surprised. – The House by the Church-Yard by J. Sheridan Le Fanu

And ere tea was finished he said boldly, apropos of nothing: " I say, mother, you'll just have to let me go to the School of Art after Easter." – The Old Wives' Tale by Arnold Bennett

And, by the way- apropos of nothing, of course! – The Brightener by C. N. Williamson A. M. Williamson

The death of the actor is awful; it is as though you gave the spectator a sudden box on the ear apropos of nothing without preparing him in any way. – Letters of Anton Chekhov by Anton Chekhov Translated by Constance Garnett

He wrote to the author apropos this book: " I shall always think of you as one of my instructors." – Feminism and Sex-Extinction by Arabella Kenealy

" Apropos of money," said Mrs. Mervale; " I fear we must change our butcher; he is certainly in league with the cook." – Zanoni by Edward Bulwer Lytton

I am delighted to find you so apropos. – The Lucky Man by Michel Baron, translated by Frank J. Morlock

Apropos of this subject, Charles M. Barrows, in " Facts and Fictions of Mental Healing," remarks that whatever acts upon a patient in such a way as to persuade him to yield himself to the therapeutic force constantly operative in Nature, is a means of healing. – Primitive Psycho-Therapy and Quackery by Robert Means Lawrence

Apropos of business, I gave the Vicomtesse at this time an account of my journey to Audierne, and was able to inform her that I had brought back money with me sufficient for her present wants. – Dross by Henry Seton Merriman

And you understand that it is apropos to that case you are threatening. – The Jervaise Comedy by J. D. Beresford

Apropos of this there is a prized letter of four closely written pages from Charles Dodge to his father, announcing that he had reached the age of twenty- one and asking the parental gift of what might be " his due." – A Portrait of Old George Town by Grace Dunlop Ecker

Apropos of what you were saying, Baron, there is one question which I should like to ask you. – The Master Mummer by E. Phillips Oppenheim

Apropos of enemies, too, how they can be punished! – By Birth a Lady by George Manville Fenn

Things even went so far that apropos of an engagement broken off, the Duchesse resolved to exert her power instead of her persuasion, and threatened the two Lillebonnes. – The Memoirs of Louis XIV., His Court and The Regency, Complete by Duc de Saint-Simon