[ uhn-ser-uh-moh-nee-uhs ]
See synonyms for unceremonious on Thesaurus.com
  1. discourteously abrupt; hasty; rude: He made an unceremonious departure in the middle of my speech.

  2. without ceremony or formalities; informal.

Origin of unceremonious

First recorded in 1590–1600; un-1 + ceremonious

Other words from unceremonious

  • un·cer·e·mo·ni·ous·ly, adverb
  • un·cer·e·mo·ni·ous·ness, noun

Words Nearby unceremonious

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use unceremonious in a sentence

  • I am afraid this is an unceremonious hour for a call, but my sense of beauty urged me hither in defiance of convention.

    First Plays | A. A. Milne
  • It was a slap-dash style—unceremonious, free, and easy—an American style.

  • After they had forced themselves into her presence, they did not scruple to address her in the most unceremonious manner.

  • I—I ought to apologise for dropping in on you in this—ah—unceremonious way—but I acted, I may say—ah—on a sudden impulse.

    The Brass Bottle | F. Anstey
  • It is bad enough that the wedding should be so hurried and unceremonious, without our keeping away from it in addition.

    Return of the Native | Thomas Hardy

British Dictionary definitions for unceremonious


/ (ˌʌnsɛrɪˈməʊnɪəs) /

  1. without ceremony; informal, abrupt, rude, or undignified

Derived forms of unceremonious

  • unceremoniously, adverb
  • unceremoniousness, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012