This is the 5800th most frequent Russian word.
пустые
"Empty."
In this sentence, 'пустые' is used as an adjective describing the state of the glasses as being empty, without any contents.
На столе лежат пустые стаканы.
Empty glasses are lying on the table.
Here, 'пустыми' is used figuratively to describe promises lacking real value or substance.
Его обещания оказались пустыми.
His promises turned out to be empty.
In this instance, 'пустые' refers to fields devoid of objects, crops, or activity, emphasizing emptiness or barrenness.