This is the 10776th most frequent Polish word.
dwójka
"Dwójka" means "two" or "a pair" in English.
Used as a numeral to describe a group of two individuals.
Dwójka dzieci bawiła się w parku.
Two children were playing in the park.
Used as an educational term to denote a score or grade received.
W szkole dostałem dwójkę z matematyki.
I got a grade two in mathematics at school.
Used as a mathematical term referring to the number itself.