This is the 12708th most frequent Polish word.
nieokreślony
Undefined; indefinite; unspecified.
Here, 'nieokreślony' is used to describe the response, implying it was unclear or nonspecific.
Jego odpowiedź była nieokreślona, nie wiedzieliśmy, co miał na myśli.
His answer was vague, we didn't know what he meant.
In this sentence, 'nieokreślony' refers to something that is not defined, identified or detailed.
To miejsce na mapie jest oznaczone jako nieokreślone.
This location on the map is marked as undefined.
The word 'nieokreślony' signifies that the time is unknown or cannot be specified at the moment.