大张旗鼓地
“to make a grand search”
THE DIALOGUE REEL
我只能派出我这十万教众
“I can only send out all my followers”
大张旗鼓地
“to make a grand search”
“and turn the three states upside down.”
Direct spoken expression in this communicative setting.
Four-character idioms like this are frequently employed in wuxia or historical genres to convey the sweeping authority and grand scale of faction leaders.
LEARNING CHUNKS & PARTICLES
with great fanfare; on a massive scale; overtly and openly
A common four-character idiom (chengyu) used as an adverbial modifier to describe acting openly, boldly, and without secrecy.