fire ‧ pow ‧ er /ˈfaɪəˌpaʊə $ ˈfaɪrˌpaʊr/ BrE AmE noun [uncountable]
1 . technical the number of weapons that an army, military vehicle etc has available
2 . the amount of something important or necessary that is available:
There is no shortage of financial firepower to fund atomic research.