Perhaps in a Christmas story you were turned into a snowman by a naughty elf and as part of the spell, your arms became frozen and couldn't move.
Maybe you got injured or were in a position that restricted the movement. Or it could be part of a magical or fictional situation in the story.
Maybe it's part of the plot to create tension or drama. It could be a magical curse or a physical injury.
There could be a very creative Christmas story where a character made a deal with a magical being at Christmas. As a part of the deal, their arms were temporarily paralyzed. But in reality, not being able to move your arms is often a medical issue. For example, if you slept in a really bad position all night, it might cause your arms to feel numb and immobile. And this has no connection to a Christmas story.
Yes, it could be a symbol of being restricted or held back in some way. Maybe it represents that you're not free to fully embrace the Christmas spirit. It could also mean that you have some emotional or mental blockages that are preventing you from taking part in the joys of the season, like giving or receiving love and gifts.
You could try to call for Santa Claus. Santa is known for his kindness and he travels all around the world on Christmas. If he hears your call, he might stop by and use his magic to free your arms. He has a lot of magic associated with the Christmas spirit, and he would surely want to help someone in distress during the Christmas season.
In a Christmas story, there might be a curse placed on you by the Grinch. The Grinch is known for his hatred of Christmas. If he saw you being too happy or excited about Christmas, he might have cast a spell on you. His spells are usually meant to dampen the Christmas cheer. So he could have made it so you can't move your arms as part of his mean - spirited plan.
If you can't move your arms in a Christmas story context, it could be due to some magic spell. Maybe you should look for a kind-hearted character like Santa Claus or an elf to help you. They might have the magic or knowledge to break the spell.
In 'A Christmas Story', the main character can't put his arms down because he is wearing a very thick and bulky snowsuit. The snowsuit is so puffy that it restricts his arm movement, which leads to that comical situation.
Maybe it's because of a physical issue or some sort of restraint. Could be a costume or something stuck around the arms.
Maybe you were in a funny or awkward situation that restricted your arm movement. It could be something like getting stuck in a tight space or having something wrapped around your arms.