ˈhwamē also ˈwamē or -mi noun
( -es )
Etymology: probably from wham (I) + -y
1. : something used to bring good or bad luck : a magical practice, gesture, or object
2. : a supernatural power bringing bad luck to a person : a magical curse or spell : jinx , hex
put the whammy on a player by talking about his success
3. : a potent force or attack ; specifically : a paralyzing or lethal blow