* A vertical structural element in architecture.
* A vertical line of text in a document or table.
* A section or category in a publication, website, or database.
It is also used in some other languages, such as Indonesian and Afrikaans, with the same meaning.
If you provide more context, I might be able to give you a more specific answer. For example, are you asking about the meaning of "kolom" in a specific sentence or situation?