Definition

1. Noun:

   • A piece of evidence or information used in the detection of a crime or solving of a mystery: A "clue" is a fact or object that helps to solve a problem or puzzle, especially in an investigation.
   • A slight indication or hint: A "clue" can also be a piece of information that helps someone understand something or find an answer.

2. Verb:

   • (Archaic) To roll into a ball: This is an old, rarely used meaning of "clue," typically found in historical texts.

Examples of Usage

• Noun:

  • The detective found a crucial clue at the crime scene.
  • I don't have a clue what the answer to this riddle is.
  • Her expression gave me a clue that she was unhappy.

• Verb (Archaic):

  • The sailor clued the rope. (This usage is now obsolete.)

Advanced Usage

• "to not have a clue": to know nothing about something; to be completely ignorant or unaware.
  • I'm new here, so I don't have a clue where the library is.
• "to clue someone in (on something)": to inform or give someone essential information about a situation.
  • Can you clue me in on what happened at the meeting?

Variants and Related Words

• Clueless (adj): Having no knowledge, understanding, or ability; completely unaware.
  • He was completely clueless about how to fix the computer.
• Clueful (adj, informal): Knowledgeable or well-informed.
  • She's very clueful about local politics.

Synonyms

• Hint: A slight or indirect indication or suggestion.
• Indication: A sign or piece of information that suggests something.
• Lead: A piece of information that could guide one to a discovery.
• Evidence: Information indicating whether a belief or proposition is true or valid.

Related Phrasal Verbs

• Clue in (on): To give someone important information.
  • The manager will clue us in on the new project details.
• Clue up (on): (British, informal) To become well-informed about something.
  • You need to clue up on the safety procedures before starting.

Related Idioms

• "to not have a clue": To be completely ignorant or have no idea.
  • When it comes to quantum physics, I don't have a clue.
• "to be a clue": (Often used in the negative) To be a sign or indication of something.
  • His silence was a clue that something was wrong.

Noun

1. evidence that helps to solve a problem
2. a slight indication

Verb

1. roll into a ball