to pay a very high price for something (higher than the usual price)
I love your Gucci bag but I think you could get it at a lower price if you went to a less luxurious mall. You have paid through the nose.
مبلغ گزافی بابت چیزی پرداختن، بابت چیزی زیادی پول دادن
Oxford Advanced Learner's Dictionary
pay through the nose (for something)
pay through the ˈnose (for sth) idiom
(informal) to pay too much money for sth
Cambridge Advanced Learner's Dictionary
Cambridge Advanced Learner's Dictionary - 4th Edition
pay through the nose informal
to pay too much money for something:
We paid through the nose to get the car fixed and it still doesn't go properly.
© Cambridge University Press 2013
Merriam-Webster's Advanced Learner's Dictionary
pay through the nose informal : to pay a very high price
• I found the perfect dress, but I paid through the nose for it.