FIRST-DEGREE Meaning of FIRST-DEGREE in English first-degree BrE AmE ˌfɜːs t dɪ ˈɡriː ◂ -də- AmE \ ˌfɝːs t -▶ ˌ first-de ˌ gree ˈ murder BrE AmE Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012