original sin original sin /əˈrɪdʒɪnəl sɪn/

noun

1. () A sin said to be inherited by all descendants of Adam  ( original sin )
   a sin said to be inherited by all descendants of Adam
    Adam and Eve committed the original sin when they ate the forbidden fruit in the Garden of Eden
   Adam and Eve committed the original sin when they ate the forbidden fruit in the Garden of Eden