This is the 13705th most frequent Korean word.
마구
"마구" means recklessly, relentlessly, or without restraint.
The word '마구' is used as an adverb to indicate action done recklessly or carelessly.
그는 화가 나서 서랍을 마구 뒤졌다.
He angrily rifled through the drawer.
Here, '마구' conveys the intensity or severity of the rainfall, emphasizing its uncontrollable nature.
비가 마구 쏟아져서 밖으로 나갈 수 없었다.
The rain poured down heavily, making it impossible to go outside.
In this sentence, '마구' illustrates the unrestrained and chaotic way the children were moving.