An "affidavit" is a written statement that someone makes under oath or by promising it's true. It's a legal document used in courts or other situations where someone needs to provide their testimony or evidence in a lawful manner. Full definition
Submit a signed affidavit of having completed at least 50 hours of driving experience, with 15 of those hours occurring at night. (dmv.com)
The above decision highlights the discretion that is necessary and important when considering what should and should not be included in affidavit material submitted to the courts. (familylawrefocused.com)
This allows parties to file affidavit evidence, and can force a full factual record before the court to make an informed analysis of the merits of a claim. (slaw.ca)