What is the meaning of German word weihnachtslieder?

"Weihnachtslieder" literally translates to Christmas songs in English. It's a common term used to refer to carols and hymns specifically sung during the Christmas season.

The word is made up of two parts:

* Weihnachten: Christmas

* Lieder: Songs

So, "Weihnachtslieder" are essentially Christmas songs or carols.