monkey business

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monkey business

  • /ˈmʌŋkɪ ˌbɪznɪs/ UK
  • /-nɪz/ UK
  • [-nəs] UK
  • [-nəz] UK
  • /ˈmʌŋki ˌbɪznɪs/ US
  • /ˈməŋ-/ US
  • /-nɪz/ US
  • [-nəs] US
  • [-nəz] US

Where it comes from

From monkey + business, probably a calque of Bengali বাঁদরামি (bãdrami, “mischief”, literally “monkey-behaviour”), from বাঁদর (bãdor, “monkey”) + -আমি (-ami, suffix forming nouns referring to the properties, qualities, or states of the words to which it is attached), from the perception that monkeys behave mischievously.

noun

  1. idiomatic, informal, uncountable Activity that is mischievous, stupid, or time-wasting. Stop all this monkey business and do your homework!

    Similar: badness, delinquincy, devilishness, devilment, devilry, deviltry, elfishness, goings-on, hanky-panky, impishness, impropriety, knavery

  2. idiomatic, informal, uncountable Activity that is morally questionable or even mildly illegal. She wondered what sort of monkey business her neighbour was up to, sneaking out of his house at 1:00 am.

    Similar: hanky-panky, bad manners, badness, delinquency, devilishness, devilment, devilry, deviltry, disobedience, elfishness, goings-on, impishness

Translations

Every language

noun activity that is mischievous, stupid, or time-wasting

Españoldiabluras, monada, monería, travesuras
한국어허튼짓 heoteunjit
日本語悪戯 itazura
中文惡作劇 /恶作剧 èzuòjù, 鬼名堂 guǐmíngtáng, 胡鬧 /胡闹 húnào
Françaisbêtise, espièglerie, macaquerie, singerie
DeutschAffengeschäft, Affentheater, Allotria
Italianoroba da matti, scimmiata
Românămaimuțărie
Русскийбезобра́зие bezobrázije, озорство́ ozorstvó, ша́лость šálostʹ, шко́да škóda

noun activity that is morally questionable or even mildly illegal

Españolchanchullos, juego sucio, trapicheos
日本語いんちき, インチキ inchiki, 裏工作 urakōsaku
中文灰色產業 /灰色产业 huīsè chǎnyè, 灰產 /灰产 huīchǎn
Русскийхи́трости xítrosti

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Cite this
MLA

"monkey business." Wiktionary, via Micwyn, micwyn.com/word/monkey%20business. Accessed 6 Nov. 2026.

APA

monkey business. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/monkey%20business

Chicago

"monkey business." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/monkey%20business.

BibTeX
@misc{monkey_business_2026,
  title = {monkey business},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/monkey%20business},
  urldate = {2026-11-06}
}