British English (BrE)
American English (AmE)
Little or younger brother
Little or younger brother/Kid brother
Little or younger sister
Little or younger sister/Kid sister
This ongoing list was compiled by Laurence Brown. Laurence is a British expat living in Indianapolis, Indiana. He is a contributor for BBC America and has written for Anglotopia. He is Editor-in-chief of Lost in the Pond and loves nothing more than to share his articles with anglophiles, expats, and other interested parties on social media. Follow Lost in the Pond on Facebook, Twitter and Google+.