a bottomless pit

idiomPart ofpit

a bottomless pit — idiom

1. a person, place, or situation that always needs more — money, food, energy, or a

1.idiom
Definition

a person, place, or situation that always needs more — money, food, energy, or attention — and never seems satisfied.

Example

Teenage boys are a bottomless pit at dinner — Sarah cooks twice as much as before.

The failing factory had become a bottomless pit for government money.