premium

1 premium /ˈpriːmijəm/ noun
plural premiums
1 premium
/ˈpriːmijəm/
noun
plural premiums
Britannica Dictionary definition of PREMIUM
1 
[count] : the price of insurance : the amount paid for insurance
2 
[singular] : a price that is higher than the regular price
— see also at a premium (below)
3 
[singular] : a high or extra value

at a premium

: difficult to get because there is little available
2 premium /ˈpriːmijəm/ adjective
2 premium
/ˈpriːmijəm/
adjective
Britannica Dictionary definition of PREMIUM
always used before a noun
1 
: high or higher than normal
2 
: of high or higher than normal quality