aidant /ˈeɪ.dənt/adjective 1noun 1forms 3 adjective1 •(no longer used) helpful, assistingAll you unpublished virtues of the earth, / Spring with my tears, be aidant and remediate / In the good man's distress! — 1603 noun1 •(rare) One who or that which aids; a helper.He said, "The court is now called upon to be an aidant to the enforcement of a judgment in rem, given by the Portuguese court," and then he said […] — 1883 formsaidants · more aidant · most aidant