He played for the Brooklyn Robins, Boston Red Sox, and Chicago Cubs.

He appeared in one game in the 1918 World Series as a member of the champion Red Sox.

His nickname "Hack" was due to his resemblance to wrestler Georg Hackenschmidt.

[1] On August 25, 1922, Miller hit two 3-run home runs to help the Cubs beat the Phillies 26–23 in the highest-scoring game in major league history.

This biographical article relating to an American baseball outfielder born in the 1890s is a stub.