Question about 人一倍, which I'm seeing a definition as more than others/ unusual. 一倍 by itself is… - Feed Post by wigglysquire

Question about 人一倍, which I'm seeing a definition as more than others/ unusual. 一倍 by itself is giving me the definition of one share/ one part. 倍 is defined as double. I thought 二倍 means double but does that actually mean quadruple?? So confused now.