[col.lu.sion] n [ME, fr. MF, fr. L collusion-, collusio, fr. colludere] (14c): secret agreement or cooperation esp. for an illegal or deceitful purpose -- col.lu.sive adj -- col.lu.sive.ly adv
COLLUSION
Meaning of COLLUSION in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012