[ af-i-dey-vit ]
/ ˌæf ɪˈdeɪ vɪt /

noun Law.

a written declaration upon oath made before an authorized official.

Origin of affidavit

1615–25; < Medieval Latin affīdāvit (he) has declared on oath, perfect 3rd singular of affīdāre; see affiance

Related forms

pre·af·fi·da·vit, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for affidavit

British Dictionary definitions for affidavit


/ (ˌæfɪˈdeɪvɪt) /


law a declaration in writing made upon oath before a person authorized to administer oaths, esp for use as evidence in court

Word Origin for affidavit

C17: from Medieval Latin, literally: he declares on oath, from affīdare to trust (oneself) to; see affiance
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012