scire faciasPronunciation: /ˌsʌɪriː ˈfeɪʃɪas/Definition of scire facias noun US Law a writ requiring a person to show why a judgement regarding a record or patent should not be enforced or annulled. Origin:Latin, literally 'let (the person) know'scire facias in other Oxford dictionaries Definition of scire facias in the US English dictionary