n.; pl. Brothers r Brethren See Brethren. [ OE. brother, AS. brōðor; akin to OS. brothar, D. broeder, OHG. pruodar, G. bruder, Icel. brōðir, Sw. & Dan. broder, Goth. brōþar, Ir. brathair, W. brawd, pl. brodyr, Lith. brolis, Lett. brahlis, Russ. brat', Pol. & Serv. brat, OSlav. bratrŭ, L. frater, Skr. bhrāt&rsdot_;, Zend bratar brother, Gr. fra`thr, fra`twr, a clansman. The common plural is Brothers; in the solemn style, Brethren, OE. pl. brether, bretheren, AS. dative sing. brēðer, nom. pl. brōðor, brōðru. √258. Cf. Friar, Fraternal. ] 1. A male person who has the same father and mother with another person, or who has one of them only. In the latter case he is more definitely called a half brother, or brother of the half blood. A brother having the same mother but different fathers is called a uterine brother, and one having the same father but a different mother is called an agnate brother, or in (Law) a consanguine brother. A brother having the same father and mother is called a brother-german or full brother. The same modifying terms are applied to sister or sibling. [ 1913 Webster +PJC ]

Two of us in the churchyard lie,
My sister and my brother. Wordsworth. [ 1913 Webster ]

2. One related or closely united to another by some common tie or interest, as of rank, profession, membership in a society, toil, suffering, etc.; -- used among judges, clergymen, monks, physicians, lawyers, professors of religion, etc. “A brother of your order.” Shak. [ 1913 Webster ]

We few, we happy few, we band of brothers,
For he to-day that sheds his blood with me
Shall be my brother. Shak. [ 1913 Webster ]

3. One who, or that which, resembles another in distinctive qualities or traits of character. [ 1913 Webster ]

He also that is slothful in his work is brother to him that is a great waster. Prov. xviii. 9. [ 1913 Webster ]

That April morn
Of this the very brother. Wordsworth. [ 1913 Webster ]

☞ In Scripture, the term brother is applied to a kinsman by blood more remote than a son of the same parents, as in the case of Abraham and Lot, Jacob and Laban. In a more general sense, brother or brethren is used for fellow-man or fellow-men. [ 1913 Webster ]

For of whom such massacre
Make they but of their brethren, men of men? Milton. [ 1913 Webster ]

Brother Jonathan, a humorous designation for the people of the United States collectively. The phrase is said to have originated from Washington's referring to the patriotic Jonathan Trumbull, governor of Connecticut, as “Brother Jonathan.” --
Blood brother. See under Blood. [ 1913 Webster ]

v. t. [ imp. & p. p. Brothered ] To make a brother of; to call or treat as a brother; to admit to a brotherhood. Sir W. Scott. [ 1913 Webster ]

(Law) A brother by both the father's and mother's side, in contradistinction to a uterine brother, one by the mother only. Bouvier. [ 1913 Webster ]

n. [ Brother + -hood. ] 1. The state of being brothers or a brother. [ 1913 Webster ]

2. An association for any purpose, as a society of monks; a fraternity. [ 1913 Webster ]

3. The whole body of persons engaged in the same business, -- especially those of the same profession; as, the legal or medical brotherhood. [ 1913 Webster ]

4. Persons, and, poetically, things, of a like kind. [ 1913 Webster ]

A brotherhood of venerable trees. Wordsworth. [ 1913 Webster ]

Syn. -- Fraternity; association; fellowship; sodality. [ 1913 Webster ]

n.; pl. Brothers-in-law The brother of one's husband or wife; also, the husband of one's sister; sometimes, the husband of one's wife's sister. [ 1913 Webster ]

n. The state or quality of being brotherly. [ 1913 Webster ]

a. Of or pertaining to brothers; such as is natural for brothers; becoming to brothers; kind; affectionate; as, brotherly love. [ 1913 Webster ]

Syn. -- Fraternal; kind; affectionate; tender. [ 1913 Webster ]

adv. Like a brother; affectionately; kindly. “I speak but brotherly of him.” Shak. [ 1913 Webster ]