WordWeb Online

1. A male with the same parents as someone else
   "my brother still lives with our parents"
   - blood brother
    
2. A male person who is a fellow member (of a fraternity or religion or other group)
   "none of his brothers would betray him"
    
3. A close friend who accompanies his buddies in their activities
   - buddy, chum, crony, pal, sidekick, compadre, paisano [US]
    
4. Used as a term of address for those male persons engaged in the same movement
   - comrade

1. (Roman Catholic Church) a title given to a monk and used as form of address
   "a Benedictine Brother"

Derived forms: Brothers, brothers

See also: brotherhood, brotherly

Type of: fellow member, friend, male sibling, member, monastic, monk

Antonym: sister

Part of: brotherhood, fraternity, sodality

Encyclopedia: Brother, Brother Brother, Brother, Brother Brother, Can You Spare Two Dimes Brother Brother, Bring The Sun Brother, Bring the Sun Brother, Cry for Me Brother, Dear Brother Brother, Sister Brother, Can You Spare Two Dimes? Brother, Can You Spare a Dime? Brother, Can You Spare an Ed?