An Affidavit is a sworn statement made before a notary public which explains to the court why your request should be granted. A. BIOGRAPHICAL INFORMATION: Fill in your.A written statement that someone makes after promising officially to tell the truth. An affidavit can be used as proof in a law court. Affidavit definition: . See examples of AFFIDAVIT used in a sentence. With this tool, owners and managers can: Affidavits are normally used in court proceedings or government agencies. In the Bronx, 54 percent of the households live below poverty or struggle to cover essentials. Serving affidavit which reiterates the conclusory allegations of the complaint in affidavit form is insufficient to preclude summary judgment.