This is the 2193rd most frequent Swedish word.
oscarsson
"Oscarsson" is a Swedish surname and does not have a specific definition in English beyond being a family name.
Here, 'Oscarsson' is used as a proper noun referring to a person's name.
Oscarsson är en känd skådespelare.
Oscarsson is a famous actor.
In this sentence, 'Oscarsson' is used as a surname for a family.
Familjen Oscarsson bor i det gula huset.
The Oscarsson family lives in the yellow house.
Here, 'Oscarsson' refers to a specific known individual, likely famous, whose biography is available.