omadhaun

/ˈɒmədɔːn/

omadhaun noun: a fool or simpleton; someone out of their senses.

Noun

omadhaun (plural omadhauns)

(Ireland) A fool or simpleton; someone out of their senses.
- "Av haith!" sez Tom, burstin' out laughin'. "Shure you don't take me to be sich an omedhaun as to b'lieve that?" "Do as ye plase," sez he, "but what I tell ye is the raal thruth."1850, Thomas Keightley, The Fairy Mythology, London: H.G. Bohn, page 374
- […] an Omadhaun is a man who began life with some sense, but lost most of it on his journey.1906, Andrew Barton ‘Banjo’ Paterson, A Story of Outback Life

It is supposed—they say, you know—to take place in the depot where they get these thundering big country fellows, omadhauns, you know, to drill.1905 (date written), James Joyce, “Grace”, in Dubliners, London: Grant Richards, published June 1914, →OCLC, page 198:
Tin trumpets some of the omadhauns had brought along to bray with […]1983, Hugh Kenner, A Colder Eye:

From Irish amadán, introduced into English via literature and political speech.

What does omadhaun mean?: Omadhaun means a fool or simpleton; someone out of their senses.
How do you use omadhaun in a sentence?: It is supposed—they say, you know—to take place in the depot where they get these thundering big country fellows, omadhauns, you know, to drill.
What part of speech is omadhaun?: Omadhaun is a noun.
How do you pronounce omadhaun?: Omadhaun is pronounced /ˈɒmədɔːn/.
What is the plural of omadhaun?: The plural of omadhaun is omadhauns.

Adapted from Wiktionary: omadhaun (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Cite this entry: “omadhaun.” Word.ws, https://word.ws/omadhaun. Based on Wiktionary, CC BY-SA 4.0.