大拇哥 Traditional form: 大拇哥 Pinyin (reading): dàmǔgē Definitions: thumb big toe USB flash drive Characters: 大 - big, great, vast, high, deep 拇 - thumb; big toe 哥 - elder brother Traditional characters: 大 - big, great, vast, high, deep 拇 - thumb; big toe 哥 - elder brother