This is the 1861st most frequent Polish word.
kpo
"Kpo" is not a standard Polish word; it might be a typo, abbreviation, or slang.
The term 'kpo' here colloquially refers to someone seen as knowledgeable or competent in a particular area.
Ten kpo naprawdę zna się na rzeczy.
This person really knows their stuff.
Here, 'kpo' is used as a noun to describe someone exhibiting proficiency.
Być kpo, to znaczy być w czymś dobrym.
To be a kpo means to be good at something.
In this case, 'kpo' takes on a slightly negative connotation, inferring pretentious knowledgeability.