noun, British English - a metal device that is fixed to the wheel of a car that has been parked illegally

verb - to say that it is important that somebody should do something or that something should be done

noun - a mark for an exam or a piece of work that shows that your work is average

verb - to not completely believe everything that someone says because you think it is unlikely to be true

verb - to not completely believe everything that someone says because you think it is unlikely to be true

noun, British English - a specialist whose job is to examine people's eyes and provide them with glasses or contact lenses

adjective - used to describe someone who has had a particular habit or belief that is unlikely to change

phrase, American English, informal - said to mean that you do not want to explain something because you think it is obvious

phrase - used to express that you have heard something, but you do not know if it is true

noun, informal - one person in a group of people who is considered to be the outcast, the troublemaker etc.