to die one after another until the number is small
The house plants began to die off soon after we moved to a new apartment.
Benefits of Grapefruits
The grapefruit is a large citrus fruit related to the orange, lemon and pomelo. Grapefruits are categorized as white (blond), pink or ruby. However, this terminology doesnt reflect their skin color, which is either yellow or pinkishyellow, but rather describes the color of their flesh.