On Wed, 10 Jun 2015 14:22:26 -0400, James Propp <jamespropp@gmail.com> wrote:

The word "billion" means different things in two different dialects of English (British and American). Can anyone give other examples where one number word means two different things into two languages or dialects?

If you allow other parts of speech with numerical meaning, then "once" (English/Spanish). Leo