- 小兄弟 xiǎoxiōngdi little brothera friendly or endearing term for a younger male peer or any young man
- 亲兄弟 qīnxiōngdi blood brotherbrothers born of the same parents; blood brothers
- 表兄弟 biǎoxiōngdì male cousinsmale cousins through the female line, including the sons of one's father's sisters or mother's siblings; specifically, those older than oneself are [[表兄|表兄|biao3 xiong1]] and those younger are [[表弟|表弟|biao3 di4]]
- 堂兄弟 tángxiōngdì paternal male cousinssons of one's father's brothers; male cousins sharing the same paternal grandfather and family name
- 师兄弟 shīxiōngdì fellow apprenticesmale fellow students or apprentices who study under the same teacher or master; a collective term for [[师兄|師兄|shi1 xiong1]] and [[师弟|師弟|shi1 di4]]
- 孪生兄弟 luánshēngxiōngdì twin brotherstwin brothers; male twins
- 把兄弟 bǎxiōngdi sworn brothersMen who have pledged mutual loyalty to each other like siblings, despite not being related by blood; also referred to as [[盟兄弟|盟兄弟|meng2 xiong1 di4]]
- 老兄弟 lǎoxiōngdi youngest brotherthe youngest of one's biological brothers
- 四海之内皆兄弟 sìhǎizhīnèijiēxiōngdì all men are brothersAll people in the world are as close as family; throughout the world, all people are like brothers.
- 兄弟阋墙 xiōngdìxìqiáng internal strife(idiom) internecine strife; brothers fighting at home, used to describe internal disputes or fighting among oneself. From a line in the [[诗经|詩經|shi1 jing1]] that says "brothers quarrel inside the walls, but join together to resist outside insults."
- 胞兄弟 bāoxiōngdì full brothersbrothers born to the same parents
- 拜把兄弟 bàibǎxiōngdì sworn brothersMen who are not biologically related but have performed a ceremony to become brothers
- 盟兄弟 méngxiōngdì sworn brothersFriends who have sworn a pact to treat each other like brothers; also called [[把兄弟|把兄弟|ba3 xiong1 di5]]
- 族兄弟 zúxiōngdì clan brotherspaternal male cousins sharing the same great-great-grandfather; more generally refers to any male relatives of the same generation within the same clan
- 酒肉兄弟 jiǔròuxiōngdì fair-weather friendfriends who are close only for the sake of drinking and dining together; companions who do not help in times of trouble
- 异母兄弟 yìmǔxiōngdì half brothersbrothers who have the same father but different mothers
- 异父兄弟 yìfùxiōngdì half brothersbrothers who share the same mother but have different fathers
- 打虎还得亲兄弟 dǎhǔháiděiqīnxiōngdì brothers must stick togetherProverb meaning that when tackling a dangerous or difficult task, one must rely on the cooperation and loyalty of those as close as brothers
- 换帖兄弟 huàntiěxiōngdì sworn brothersmen who have pledged a life-long bond of brotherhood through a formal ceremony involving the exchange of personal details on written cards
- 结拜兄弟 jiébàixiōngdì sworn brothersmales who have pledged loyalty and brotherhood to one another through a formal ceremony or ritual
- 继兄弟姐妹 jìxiōngdìjiěmèi step-siblingsbrothers and sisters related through the marriage of their parents rather than by blood
- 谱兄弟 pǔxiōngdì sworn brothersFriends of different families who have entered into a formal alliance like brothers.
- 雷曼兄弟 léimànxiōngdì Lehman BrothersLehman Brothers; a prominent global financial services firm and investment bank that filed for bankruptcy in 2008
- 从兄弟 cóngxiōngdì cousinscousins through the father's side; specifically sons of father's brothers
- 香火兄弟 xiānghuǒxiōngdì sworn brothersPeople who have become sworn brothers by burning incense and making a formal pledge of loyalty to one another.
- 兄弟会 xiōngdìhuì fraternityA men's student organization or a mutual aid society based on brotherhood
- 兄弟姐妹 xiōngdìjiěmèi siblingsbrothers and sisters; siblings
- 兄弟市 xiōngdìshì sister citycities in a twinning relationship, or cities within the same country that share a close cooperative bond
- 兄弟阋于墙,外御其侮 xiōngdìxìyúqiángwàiyùqíwǔ internal disunity dissolves at the threat of invasioninternal disunity dissolves at the threat of an invasion from outside; siblings may fight at home but will join forces against outsiders
- 内兄弟 nèixiōngdi brothers-in-lawthe brothers of one's wife
- 华纳兄弟 huánàxiōngdì Warner Bros.Warner Bros. Entertainment Inc., the American film and entertainment company
- 卡拉马佐夫兄弟 kǎlāmǎzuǒfūxiōngdì The Brothers KaramazovThe final novel by Russian author [[陀思妥耶夫斯基|陀思妥耶夫斯基|tuo2 si1 tuo3 ye1 fu1 si1 ji1]]
- 双生兄弟 shuāngshēngxiōngdì twin brothers
- 同族兄弟 tóngzúxiōngdì clan brothersmale cousins or distant relatives of the same generation within the same clan or lineage
- 好兄弟 hǎoxiōngdi close friendsBrothers with deep affection; also used as a friendly nickname for very close friends who are like family
- 姻兄弟 yīnxiōngdì brothers-in-lawMale relatives of the same generation connected by marriage, used as a mutual term of address; specifically, the male relatives of one's son-in-law.
- 亲兄弟,明算帐 qīnxiōngdìmíngsuànzhàng keep clear accounts even with brothersEven among close friends or family, money matters should be handled clearly and strictly to avoid disputes.