兄弟11.(哥哥和弟弟) brothers: 堂[表] 兄弟 cousin brothers; 同父母兄弟 full [whole] brother; 四海之内皆兄弟。 All men on earth are human brothers.2.(兄弟般的) fraternal; brotherly: 兄弟党 fraternal parties; 兄弟学校 brother schools; 他们完全平等和兄弟般地在一起生活和工作。 They live and work together in complete equality and brotherhood.兄弟2[口语]1.(弟弟) younger brother2.(男子跟辈分相同的人或对众人说话时的谦称) your humble servant; I3.(称呼年纪比自己小的男子) a familiar form of address for a man younger than oneself: 大兄弟, 这件事就托你了。 And so, brother, I'll leave the matter in your hands.