This is the 2088th most frequent Russian word.
несколько
Several; a few.
In this sentence, 'несколько' means 'several' and is used to indicate a small, indefinite number of items.
У меня есть несколько книг.
I have several books.
Here, 'несколько' is used to describe a short, indefinite amount of time, equivalent to 'a few' in English.
Она ждала несколько минут.
She waited for a few minutes.
In this context, 'несколько' refers to an unspecified but small group of people, emphasizing a part of the whole.