📒 a small animal with a long tail, that looks like a large mouse, usually considered a pest (= an animal which is disliked because it destroys food or spreads disease)
📒 an unpleasant person, especially somebody who treats their partner or friends badly, for example by leaving them or cheating them
📒 used to talk about people who leave an organization, a company, etc. that is having difficulties, without caring about the people who are left
📒 to suspect that something is wrong about a situation