This is the 738th most frequent Vietnamese word.
lũ
The Vietnamese word "lũ" means "flood" or can also refer to a "group" of people or things, often with a negative connotation depending on context.
In this sentence, 'lũ' is used as a classifier that denotes a group or gang, often children or people.
Lũ trẻ đang chơi đùa ngoài sân.
The children are playing in the yard.
In this context, 'lũ' signifies a group of people, often with a negative connotation such as referring to misbehaving individuals or wrongdoers.
Họ là một lũ trộm cắp chuyên nghiệp.
They are a gang of professional thieves.
Here, 'lũ' refers to a flood or overflowing water, typically used to describe natural disasters involving water.