Lunch meats—also known as cold cuts, luncheon meats, sandwich meats, cooked meats, sliced meats, cold meats, smallgoods and deli meats.
Lunch meats are precooked or cured meat, often sausages or meat loaves.
They are sliced and served cold or hot on sandwiches or on party trays.
Lunch meat can be bought pre-sliced in vacuum packs at a supermarket or grocery store.
They can also be purchased at a delicatessen or deli counter, where they might be sliced to order and are popular around the world for their versatility. (source)
So can hamsters eat lunch meat at all?
Unfortunately processed foods are not good for hamsters to eat. This is because of the unnatural content that they have.
Lunch meat is ok for them to nibble on but it is not a food that is recommended to be part of their diet.