Cost a packet British informal verb phrase
If something costs a packet, it has a very high price.
Look at that gorgeous gown. It must cost a packet.
That bag cost me a packet.
To change the price of something
Used to indicate something that is very expensive
Be very expensive
To refer to a very high price.
The verb "cost" must be conjugated according to its tense.
people often do irrational or foolish things when they are in love.
I and my boyfriend have decided to get married in the summer. I don't think that's wise, since we won't have enough money saved by then to set up house. But then, one cannot love and be wise.