User blog comment:Hermione Chase/"The Blood of Olympus" Expectations/@comment-25007975-20140603222937/@comment-4749365-20140614124015

I think that when the enemies refer to the Blood of Olympus, they treat it as a synecdoche (that is refering to one part as a whole i.e. All hands on deck with hands actually meaning a body) and they actilly mean their deathes, but it could be literal.