Select the meaning of the given idiom.

To be tight-lipped

To keep quiet

The idiom "to be tight-lipped" means to keep quiet.

It is used to describe someone who is unwilling to talk about something, especially something that they know about. The person may be keeping quiet because they are afraid of saying something wrong, or because they do not want to get involved in something. For example, you might say "He's being very tight-lipped about what happened." This means that he is not saying anything about what happened.

The other options are not as accurate descriptions of the meaning of the idiom.

• To keep records: This means to keep track of information or events.
• To keep up the spirit: This means to maintain a positive attitude or mood.
• To keep a fast: This means to abstain from food or drink for religious or spiritual reasons.