This is the 297th most frequent Finnish word.
ollaan
The Finnish word "ollaan" is the passive present tense form of "olla," meaning "is/are being" or "one is/are."
Here, 'ollaan' functions as the first person plural of the verb 'olla' meaning 'to be', used in a colloquial manner instead of 'olemme'.
Me ollaan ystäviä.
We are friends.
In this example, 'ollaan' is used in an impersonal or general sense representing the action 'to be (waiting)' as ongoing in an unspecified or collective manner.
Pihalla ollaan odottamassa bussia.
We are outside waiting for the bus.
Here, 'ollaan' serves as an auxiliary in forming the passive past perfect 'ollaan matkailtu', used in an impersonal sense to describe a collective action completed in the past.