a. Obs. [ad. late L. collūsōri-us (in adv. collūsōrie) of or pertaining to a collūsor: cf. Fr. collusoire, and see -ORY.] Collusive.
1706. trans. Dupins Eccl. Hist. 16th C., II. V. 77. Suits which are Sincere, and not Collusory.
1755. Magens, Insurances, II. 209. If it be through Design, or a collusory Understanding with any of the Proprietors.
Hence † Collusorily adv. = COLLUSIVELY.
1645. in Somers, Tracts, I. 37. An extra judicial opinion collusorily given.