Clem ‧ en ‧ tine /ˈkleməntaɪn/ BrE AmE
a FOLK SONG about a girl who ↑ drown s (=dies from being under water) . In the US it is typically sung not in a serious way, but in a humorous way with a southern US accent:
Oh my darling, oh my darling,/Oh my darling, Clementine;/Thou art lost and gone forever,/Dreadful sorry, Clementine.