Hamster Suit

Hamster Suit, noun

1) a long sleeved, long baggy sweater dress that goes down past the knees worn by women to conceal their figure or bulk, giving the appearance of a giant hamster with just hands and tiny feet protruding. Most commonly seen on plump, overweight, or large breasted women.

April's hamster suit didn't hide her big boobs, but it did make her look thirty pounds heavier.