ad hoc

adverb
\ ˈad-ˈhäk How to pronounce ad hoc (audio) , -ˈhōk How to pronounce ad hoc (audio) , ˈäd-ˈhōk \

Definition of ad hoc

 (Entry 1 of 2)

: for the particular end or case at hand without consideration of wider application The decisions were made ad hoc.

ad hoc

adjective

Definition of ad hoc (Entry 2 of 2)

1a : concerned with a particular end or purpose an ad hoc investigating committee
b : formed or used for specific or immediate problems or needs ad hoc solutions
2 : fashioned from whatever is immediately available : improvised large ad hoc parades and demonstrations— Nat Hentoff

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Did You Know?

Ad hoc literally means "for this" in Latin, and in English this almost always means "for this specific purpose". Issues that come up in the course of a project often require immediate, ad hoc solutions. An ad hoc investigating committee is authorized to look into a matter of limited scope. An ad hoc ruling by an athletic council is intended to settle a particular case, and is not meant to serve as a model for later rulings. If an organization deals with too many things on an ad hoc basis, it may mean someone hasn't been doing enough planning.

Examples of ad hoc in a Sentence

Adjective The mayor appointed an ad hoc committee to study the project. We had to make some ad hoc changes to the plans. We'll hire more staff on an ad hoc basis.
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Recent Examples on the Web: Adjective An ad hoc business group coalition held sometimes daily conference calls around Trump edicts, including his tweeted order that all U.S. companies move supply chains out of China. Lydia Depillis, ProPublica, "Robert Lighthizer Blew Up 60 Years of Trade Policy. Nobody Knows What Happens Next.," 13 Oct. 2020 Clayton builds an ad hoc family with the gardener, housekeeper, and cook, and a sweet series of love stories, both intimate and platonic, quickly takes root. Laura Studarus, Marie Claire, "'The Haunting of Bly Manor' Cast Answers Lingering Questions About the Series," 12 Oct. 2020 When sentenced next week by ad hoc Judge Dennis Waldron, Perilloux faces as long as seven years in prison on each of the three felony charges. John Simerman, NOLA.com, "Votes for Jeff Perilloux, convicted St. John Parish judge, will count, court clerk says," 9 Oct. 2020 The annual festival draws an eclectic mix of boaters, seasteaders and artists who gather in yachts and rafts to create an ad hoc river city, with gangplanks, ladders and swings. Kurtis Alexander, San Francisco Chronicle, "Shipwrecked on Little Potato Slough," 8 Oct. 2020 As soon as that happens, the device will begin broadcasting the ad hoc SSID again, leaving the attacker free to update the device with malicious firmware. Dan Goodin, Ars Technica, "When coffee makers are demanding a ransom, you know IoT is screwed," 26 Sep. 2020 How could some ad hoc group of unknown sticky-handed investigators take away 15 years of work, my writing, columns, research, all my email correspondence. Barbara Amiel, Town & Country, "Lady Black's Revenge: An Explosive New Memoir Reveals the Fallout of a High Society Scandal," 20 Sep. 2020 The Wauwatosa Government Affairs Committee created the ad hoc committee in June. Evan Casey, Milwaukee Journal Sentinel, "Wauwatosa police union calls for a committee created to address policing and 'systemic inequities' to be disbanded," 15 Sep. 2020 The changes are the latest by the administration to bolster reporting into the ad hoc federal reporting systems created to monitor the pandemic. Melanie Evans, WSJ, "Trump Administration to Penalize Hospitals for Pandemic Data Gaps," 7 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ad hoc.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ad hoc

Adverb

1639, in the meaning defined above

Adjective

1879, in the meaning defined at sense 1a

History and Etymology for ad hoc

Adverb

borrowed from Latin, "for this"

Adjective

derivative of ad hoc entry 1

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Time Traveler for ad hoc

Time Traveler

The first known use of ad hoc was in 1639

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Cite this Entry

“Ad hoc.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ad%20hoc. Accessed 29 Oct. 2020.

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More Definitions for ad hoc

ad hoc

adjective

English Language Learners Definition of ad hoc

: formed or used for a special purpose
: made or done without planning because of an immediate need

ad hoc

adverb
\ ˈad-ˈhäk, -ˈhōk; ˈäd-ˈhōk How to pronounce ad hoc (audio) \

Legal Definition of ad hoc

 (Entry 1 of 2)

: for the particular end or case at hand without consideration of wider application

ad hoc

adjective

Legal Definition of ad hoc (Entry 2 of 2)

1 : concerned with a particular end or purpose an ad hoc investigating committee
2 : formed or used for specific or immediate problems or needs ad hoc solutions

History and Etymology for ad hoc

Adverb

Latin, for this

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Comments on ad hoc

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