overdraft

Meanings

1. The act of overdrawing a bank account.
2. The amount overdrawn.
3. The maximum amount that may be overdrawn.
4. The extraction of groundwater from an aquifer beyond the safe yield or equilibrium yield.
5. A series of flues in a furnace; the current of air forced through them.

1. To extract groundwater from (an aquifer) beyond the safe yield or equilibrium yield.

Etymology

From over- + draft.