[past master] n (1762) 1: one who has held the office of worshipful master in a lodge of Freemasons or of master in a guild, club, or society
2. [alter. of passed master]: one who is expert: adept
[past master] n (1762) 1: one who has held the office of worshipful master in a lodge of Freemasons or of master in a guild, club, or society
2. [alter. of passed master]: one who is expert: adept
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012