grapefruit grapefruit /ˈgreɪpˌfruːt/

noun

1. Large yellow fruit with somewhat acid juicy pulp; usual serving consists of a half  ( grapefruit )
   large yellow fruit with somewhat acid juicy pulp; usual serving consists of a half
    The grapefruit juice was freshly squeezed and served with breakfast
   The grapefruit juice was freshly squeezed and served with breakfast
   
   
2. Citrus tree bearing large round edible fruit having a thick yellow rind and juicy somewhat acid pulp  ( Citrus paradisi , grapefruit )
   citrus tree bearing large round edible fruit having a thick yellow rind and juicy somewhat acid pulp