This is the 1988th most frequent Polish word.
dworcu
The Polish word "dworcu" means "station" (locative case), typically referring to a train or bus station.
Here, 'dworcu' is used in locative case to describe the location of the meeting, emphasizing the location at the train station.
Spotkaliśmy się na dworcu.
We met at the station.
In this sentence, 'dworcem' is in the instrumental case describing a spatial relation, indicating the location relative to the station.
Czekam na autobus przed dworcem.
I am waiting for the bus in front of the station.
Similarly to the first sentence, 'dworcu' is in locative case, specifying where the action of getting lost took place.