[dir.dum] n [ME (northern dial.) durdan, durdum uproar, fr. Celt; akin to W dwrdd noise, clamor, MIr dordan humming, droning] (ca. 1693) Scot: blame
DIRDUM
Meaning of DIRDUM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012