broth·​er | \ ˈbrə-t͟hər How to pronounce brother (audio) \
plural brothers also brethren\ ˈbret͟h-​rən How to pronounce brother (audio) ; ˈbre-​t͟hə-​rən , -​t͟hərn \

Definition of brother

1 : a male who has the same parents as another or one parent in common with another
2 : one related to another by common ties or interests
3 : a fellow member used as a title for ministers in some evangelical denominations
4 : one of a type similar to another
5a : kinsman
b : one who shares with another a common national or racial origin especially : a Black boy or man : soul brother
6a capitalized : a member of a congregation of men not in holy orders and usually in hospital or school work
b : a member of a men's religious order who is not preparing for or is not ready for holy orders a lay brother

Examples of brother in a Sentence

We must support our brothers and sisters fighting overseas. the brothers in a monastery
Recent Examples on the Web Kiké Hernández was the fun-loving little brother on the Dodgers., 6 Oct. 2021 Lawyers for Rodriguez's family say the driver of the vehicle was Rodriguez's partner and the father of her 5-month-old son, and the other passenger at the time of the incident was his teen brother. Claudia Dominguez, CNN, 2 Oct. 2021 Hagen is the brother of Cole, a former Corner Canyon quarterback who signed with Yale and was the first Chargers football player to win the Gatorade Player of the Year award. Alex Vejar, The Salt Lake Tribune, 30 Sep. 2021 In Aztec mythology, Tezkatlipoka is the brother of Quetzalcoatl, Huitzilopochtli and Xipe Totec – all of whom appear to be invoked in the chant. Sam Dorman, Fox News, 29 Sep. 2021 Robin is the twin brother to Milwaukee Bucks center Brook Lopez. Drake Bentley, Milwaukee Journal Sentinel, 28 Sep. 2021 Quinnen Williams was the brother coming off surgery this season. Mark Inabinett |, al, 26 Sep. 2021 Ditko is the brother of Steve Ditko, the co-creator of Spider-Man and Doctor Strange. K.j. Yossman, Variety, 24 Sep. 2021 Senior cornerback Davondre Bucannon is the brother of former Arizona Cardinals and Tampa Bay Buccaneers safety/linebacker Deone Bucannon. Richard Obert, The Arizona Republic, 23 Sep. 2021

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

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

History and Etymology for brother

Middle English, from Old English brōthor; akin to Old High German bruodor brother, Latin frater, Greek phratēr member of the same clan

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Time Traveler for brother

Time Traveler

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

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Last Updated

13 Oct 2021

Cite this Entry

“Brother.” Dictionary, Merriam-Webster, Accessed 24 Oct. 2021.

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English Language Learners Definition of brother

: a boy or man who has one or both of the same parents as you
: a man who is from the same group or country as you
: a male member of a religious group


broth·​er | \ ˈbrə-t͟hər How to pronounce brother (audio) \
plural brothers also brethren\ ˈbret͟h-​rən \

Kids Definition of brother

1 : a male person or animal related to another person or animal by having one or both parents in common
2 : a fellow member of an organization


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