Be (a bit) on the expensive side spoken language
To be costing pretty much money.
This hotel is a bit on the expensive side, we should find another one that is more reasonably priced.
Hmm, this phone is a bit on the expensive side. I don't think I bring enough money to buy it. Can you give me a discount?
To change the price of something
Used to indicate something that is very expensive
Have a very high price
Be very expensive
The origin of this phrase is not clear.
Used to allude that the last force, problem or burden which is seemingly minor and small causes a person, system or organisation to collapse or fail
Her husband's violent act last night was the straw that broke the donkey's back and she left him