[Tom, Dick, and Har.ry] n, pl Toms, Dicks, and Harrys (1815): the common man: anyone--often used with every "helps every Tom, Dick, and Harry in need"
TOM, DICK, AND HARRY
Meaning of TOM, DICK, AND HARRY in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012