Originally Posted by The Flounder
A four cup Pyrex measuring cup. Can be used on hot plate and in microwave. Is large enough for any can of soup out there and makes a nice cooking pot on the hot plate. Check craigslist for deals on furnishings.
Plus you can cook a pack of ramen in it and then you have a handle to hold it while you eat it.
Some bathroom cleaning supplies, like Clorox bleah wipes or something similar. Depending on the bathroom setup. One year I shared a bathroom with 5 other guys. One of them liked to leave a nasty surprise on the toilet seat.
Dish soap. Self explanatory, really.
Hand sanitizer. The biggest bottle you can find. Comes in handy around flu season. Clorox wipes also come in handy here too. Germs spread fast in the dorms.