"Clarion call" is an idiom that refers to a strong, clear, and persuasive statement or message that calls people to action. It can be used to describe a speech, announcement, or any other form of communication that inspires or motivates people to do something.

The idiom "fight tooth and nail" means to struggle or fight intensely, usually in a legal battle or over some matter of great importance.

The idiom "fingers crossed" is used to express a hope or desire that something will happen in the future. It's often used as a way of wishing for good luck, safety, or success.

The idiom "neck and neck" means to be very close or level with someone else, either literally or figuratively. It can also mean being evenly matched or in a dead heat.

The idiom "bated breath" means waiting or anticipating something with bated breath, which can mean being anxious, nervous, or excited to hear what is coming next.