This is the 14078th most frequent Turkish word.
minibüste
"In the minibus."
Here, 'minibüste' is used locatively with the -de suffix, indicating the location 'in the minibus' where the action occurred.
Minibüste dün bir çanta buldum.
Yesterday, I found a bag in the minibus.
In this sentence, 'minibüste' describes the setting where the action of offering took place.
Minibüste bana yer verdiler.
In the minibus, they offered me a seat.
'Minibüste' in this context specifies that the condition of being crowded was observed within the minibus.