bind·​er | \ ˈbīn-dər How to pronounce binder (audio) \

Definition of binder

1 : a person or machine that binds something (such as books)
2a : something used in binding
b : a usually detachable cover (as for holding sheets of paper)
3 : something (such as tar or cement) that produces or promotes cohesion in loosely assembled substances
4 : a temporary insurance contract that provides coverage until the policy is issued
5 : something (such as money) given in earnest also : the agreement arrived at
6 : a tobacco leaf wrapped between the filler and wrapper of a cigar

Examples of binder in a Sentence

The egg in the recipe acts as a binder.
Recent Examples on the Web At conventions, players lug around binders or boxes of rare cards for cashless trades. Cecilia D'anastasio, Wired, "The Entire History of World of Warcraft," 23 Apr. 2020 On a shelf, wedged next to instruction manuals and binders of lab records, is a reminder of bygone glory: a group photo of Tan surrounded by more than two dozen smiling students and employees. David Armstrong, ProPublica, "The Trump Administration Drove Him Back to China, Where He Invented a Fast Coronavirus Test," 18 Mar. 2020 For instance, Dorsey compiled binders of information on preservation issues for the new county executive and the new Howard County Council that took office in 2018. Janene Holzberg,, "‘One of a kind’: Preservation Howard County President Fred Dorsey honored with lifetime achievement award," 23 Sep. 2019 Several thick binders were distributed to Democratic senators. Natalie Andrews, WSJ, "For Senators at Impeachment Trial, No Coffee, No Cellphones and No Talking," 22 Jan. 2020 Keep opened bags tightly sealed with binder clips or, better yet, place open bags and boxes inside of airtight food containers. Joseph Truini, Popular Mechanics, "How To Get Rid of Cockroaches for Good," 13 Nov. 2019 Past proposals have called for 3D printing with Sorel cement, which requires significant amounts of chemicals and water (consumables), and a rocklike material that would require both water and phosphoric acid as a liquid binder. Jennifer Ouellette, Ars Technica, "Study: Future astronauts could use their own urine to help build moon bases," 31 Mar. 2020 In baking recipes that call for eggs, vegans need a reliable substitute to act as a binder. Popular Science, "Five kitchen essentials for a vegan and vegetarian lifestyle," 27 Dec. 2019 This is an example of one of their swim tops that also functions as a binder, but check out their website for many more options. Devin-norelle, Teen Vogue, "Best Gifts for Your Transgender Loved Ones," 13 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'binder.' 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 binder

before the 12th century, in the meaning defined at sense 1

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Time Traveler for binder

Time Traveler

The first known use of binder was before the 12th century

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Statistics for binder

Last Updated

19 May 2020

Cite this Entry

“Binder.” Dictionary, Merriam-Webster, Accessed 27 May. 2020.

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More Definitions for binder


How to pronounce binder (audio)

English Language Learners Definition of binder

: a cover for holding together sheets of paper
: a material that is used to hold things together
: a person or machine that puts books together


bind·​er | \ ˈbīn-dər How to pronounce binder (audio) \

Kids Definition of binder

1 : a person who binds books
2 : a cover for holding together loose sheets of paper
3 : a machine that cuts grain and ties it into bundles


bind·​er | \ ˈbīn-dər How to pronounce binder (audio) \

Medical Definition of binder

1 : a broad bandage applied (as about the chest or abdomen) for support a breast binder an obstetrical binder
2 : a substance (as glucose or acacia) used in pharmacy to hold together the ingredients of a compressed tablet

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bind·​er | \ ˈbīn-dər How to pronounce binder (audio) \

Legal Definition of binder

1 : a temporary insurance contract that provides coverage until the policy is issued
2 : a receipt for money paid to the owner of real estate or to the owner's agent to secure the right to purchase the real estate upon agreed terms also : the money itself

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