Not decorous; violating good manners; contrary to good breeding or etiquette; unbecoming; improper; out of place; as, indecorous conduct.

Unsuitable or improper; unbecoming.

Not becoming: violating good manners.

INDECOROUSLY.

Unbecoming; violating good manners.

The manner in which Dickens's two old women are brought in is not only indecorous, but it shows a state of feeling from which nothing but harsh interpretation of every questionable expression of Mr. Motley's was to be expected. – Memoir of John Lothrop Motley, Complete by Oliver Wendell Holmes, Sr. Last Updated: February 6, 2009

The free use of white paint all over the sloping tiers of pews has prevented the interior from being as dark as it would have otherwise been, but the result of all this painted deal has been to give the building the most eccentric and indecorous appearance. – Yorkshire Painted And Described by Gordon Home

The doctor is as much delighted as the youngest man on the ground, and the cabman waves his arms and shouts in a highly indecorous fashion. – The Firm of Girdlestone by Arthur Conan Doyle

Should her demeanour be decidedly discouraging, any perseverance on his part would be ungentlemanly and highly indecorous. – Routledge's Manual of Etiquette by George Routledge

This latter is enabled to be the champion of the decorous world by knowing the indecorous well. – The Short Works of George Meredith by George Meredith Last Updated: March 7, 2009

He had seen it from a safe distance, but from the present aspect only the indecorous glint at sunrise was visible. – Tropic Days by E. J. Banfield

On the third visit they were received by Mr. Randolph, secretary of state, to whom they made the communication, but who considered it indecorous, knowing the president's feelings, to repeat the message. – Memoirs of Aaron Burr, Complete by Matthew L. Davis

To leave you here alone in a hotel in New York would not only be indecorous, but senseless. – The Complete PG Edition of The Works of Winston Churchill by Winston Churchill

The sight struck him as indecorous in the extreme, and he turned his eyes away. – The Damnation of Theron Ware by Harold Frederic

Sometimes his revelations are very indecorous. – The Religious Life of London by J. Ewing Ritchie

You say that you have a child at your house belonging to your cousin, who married in so indecorous a manner. – The Pirate by Frederick Marryat

At the funeral of Mademoiselle de Conde, a very indecorous incident happened. – The Memoirs of Louis XIV., His Court and The Regency, Complete by Duc de Saint-Simon

He swore in highly indecorous terms, and tore his bedstead apart to get a battering- ram. – The Pirates of Ersatz by Murray Leinster

They were set up mechanically, because it would seem indecorous or stingy if they were not set up. – The Defendant by G.K. Chesterton

They aren't used to such indecorous haste, and oh, Biddy, I couldn't be married without Mr. Macdonald. – Penny Plain by Anna Buchan (writing as O. Douglas)