Salam your definition is based on Sunni definition of Daheef (weak)  Shia definition https://fa.wikishia.net/view/حدیث_ضعیف Ṣaḥīḥ Ḥadīth (Arabic: الحديث الصحيح, lit: Authentic Hadith) is a hadith which its chain of narrators would be connected to Imams (a) through Shi'a and trusted hadith narrators. https://en.wikishia.net/view/Sahih_(Hadith) Reliable Hadith Al-ḥadīth al-muwaththaq (Arabic: الحديث الموثق ) or reliable hadith is a hadith with a full continuous chain