Bedeutung von “cost” im Essential American English Dictionary

cost

noun us /kɔst/

A2 the amount of money that you need to buy or do something:

The cost of train travel is terrible.
at all costs

If something must be done at all costs, it is very important that it is done:

We have to succeed at all costs.

(Definition von “cost noun” aus dem Webster's Essential Mini Dictionary © Cambridge University Press)