There are many meanings of certain words and often their usage is only identified by the context worlds or the words that surround them and how they interact with the given word to purport the meaning that is being given out of the word finally.
The word here gives out the meaning of loud.
This meaning is reached to by certain factors that are the connect words related to it.
Lots of people refer to cold as a personality like ruthless or mean so mint is just another way of saying something like her life was icy cold or she gave me the cold shoulder.
