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.
To indulge unlikely or fantastical possibilities
He tends to cast beyond the moon, so his moniker is "dreamer".