COMMON

1. If you wipe the slate clean, you get rid of an existing system so that you can replace it with a new one. Note: In the past, people used pieces of a dark grey stone called `slate' for writing on, for example in schools, shops, and pubs. Shopkeepers and pub owners would write customers' debts on their slates, and wipe them clean when the debts were paid. The chief executive said: `What we have done is wipe the slate clean and start again with this complete rethink'. There's a strong desire to wipe the slate clean and call for early elections. Note: You can also say that you are starting something with a clean slate. The new chief executive has clearly decided to start with a clean slate as he takes on one of the toughest jobs in British retailing.

2. If you wipe the slate clean, you stop owing money to someone, after paying back all your debts or agreeing with someone that they will ignore a debt. Note: In the past, people used pieces of a dark grey stone called `slate' for writing on, for example in schools, shops, and pubs. Shopkeepers and pub owners would write customers' debts on their slates, and wipe them clean when the debts were paid. When his campaign ended he owed $4 million; after 12 weeks of hard work he was able to wipe the slate clean. Note: When you begin something without owing any money, you can say that you start with a clean slate. The proposal is to pay everything you owe, so that you can start with a clean slate. Before accepting the job he tried to persuade the government to wipe out the deficit and allow him to start with a clean slate.

3. If you wipe the slate clean, you start your life again, living in a completely new and better way, after a period of being punished for something wrong that you have done. Note: In the past, people used pieces of a dark grey stone called `slate' for writing on, for example in schools, shops, and pubs. Shopkeepers and pub owners would write customers' debts on their slates, and wipe them clean when the debts were paid. Serving a prison sentence makes some people believe they have wiped the slate clean and that they can start afresh. Note: You can also say someone starts with a clean slate. I had hoped that when he came back he would stop taking drugs and start with a clean slate.