This is the 4591st most frequent Russian word.
громких
"Громких" means "loud" (plural, genitive or accusative case).
In this example, 'громких' is used metaphorically to characterize 'events' as significant or impactful.
Этот год был полон громких событий.
This year was full of loud (significant) events.
In this sentence, 'громких' is used figuratively to describe 'articles' as sensational or widely discussed.
Она написала несколько громких статей для местной газеты.
She wrote several loud (sensational) articles for the local newspaper.
Here, 'громких' literally describes 'voices' as loud in acoustic sense.