How to pronounce 密密 in Cantonese (3 out of 6):

大家都密密手上
They're all in secret.

Cantonese Sentence Breakdown

大家 daai6 gaa1
everyone
dou1
all
both
entirely
(used for emphasis) even
already
(not) at all
metropolis
capital
big city
the whole
elegant
refined
without exception
also
too
still
used in a sentence to add an inference or interrogative tone
密密 mat6 mat6
densely
手上 sau2 soeng5
on hand; in one's hands; at hand; readily available [colloquial]