affidavit
noun /ˌæfəˈdeɪvɪt/
/ˌæfəˈdeɪvɪt/
(law)- a written statement that you swear is true, and that can be used as evidence in court
- to make/swear/sign an affidavit
- They swore affidavits and put further material before the court.
Word Originmid 16th cent.: from medieval Latin, literally ‘he has stated on oath’, from affidare.