Symbol: The mouse is a symbol of avarice and gluttony.
Vision: Seeing a mouse: difficulties and worries. Hearing a mouse “whistling”: a sign of impending danger—but you are going to avoid harm just in time. Catching a mouse: misfortune, but it could have been a lot worse. Looking at a mouse trap: beware, you are too naive to notice that someone is setting a trap!
Depth Psychology: The mouse is a sign that circumstances have robbed you of your strength. Unpleasant images are sneaking silendy about and depleting your energies.
A mouse trap is a sign that others are setting a trap for you or that you are setting one for others. What is “nagging” at you? Is your basic oudook one of fear? Would you rather crawl into a hole?