This is the 476th most frequent Finnish word.
parin
"Parin" in Finnish means "of a pair" or "couple's" and can also mean "a few" in certain contexts.
In this sentence, 'parin' indicates a small number or a couple of something.
Kävelin parin ystävän kanssa puistossa.
I walked in the park with a couple of friends.
Here, 'parin' is used to specify an approximate small number or pair of a subject.
Tarvitsen vielä parin vapaaehtoista auttamaan.
I still need a couple of volunteers to help.
In this context, 'parin' denotes a short amount of time, roughly two minutes.