- To examine something very meticulously, carefully, and in great detail, often looking for errors, problems, or specific information.
- Usually used in the phrase go over/through [something] with a fine-tooth comb.
Explanation
Origin
- Literal. A fine-tooth comb has teeth that are very close together.
- Such combs were originally designed for removing very small things from hair, like lice, nits (lice eggs), or dirt particles.
- The meticulous, thorough nature of this task led to the metaphorical use of the phrase for any detailed examination, starting around the early 20th century.
Synonyms & Related Expressions
Alternatives
Slang/Informal:
- Go over it with a microscope.
- Sweat the details. (Focus intently on small details)
- Dot the i's and cross the t's. (Be meticulous, especially with paperwork)
- Check it inside out.
Vulgar/Emphatic (Often implies aggressive scrutiny or finding fault):
- Tear it apart. (Critically examine)
- Go through that shit line by line.
Milder/Standard:
- Review meticulously.
- Conduct a detailed analysis.
- Perform a thorough inspection.
- Scrutinize.
Situational Appropriateness
- Appropriate in informal, semi-formal, and formal contexts.
- Common in situations involving proofreading, editing, auditing, investigations, quality control, or any task requiring high attention to detail.
Misunderstanding Warnings
- Explain the origin relating to a real comb. Clarify it's used metaphorically for any very detailed examination, not just hair.
Examples
- The auditors went over the company's accounts with a fine-tooth comb.
- Before submitting the report, she went through it with a fine-tooth comb to catch any typos.
- Police are going over the crime scene with a fine-tooth comb.
Dialogue
Editor: Have you finished reviewing the manuscript?
Assistant: Almost. I'm going over the final chapter with a fine-tooth comb right now, checking all the references and citations one last time.
Editor: Excellent. We can't afford any mistakes in this publication. Let me know if you spot anything.
Social Media Examples
- Tweet: Spent the afternoon going over my thesis draft with a fine-tooth comb. Eyesight officially blurry. 😵 #PhDLife #editing #details
- LinkedIn Post: Our QA team goes over every line of code with a fine-tooth comb before release, ensuring top quality for our users. #QualityAssurance #SoftwareDevelopment
Response Patterns
- Good, we need to be thorough.
- Did they find anything?
- That sounds like a lot of work.
- Let me know what you discover.
- Acknowledgment of the carefulness involved.
Common Follow-up Questions/Actions
After mentioning going over something with a fine-tooth comb:
- People usually ask about the results of the examination: What did you find?, Any issues?
- The action following is often reporting the findings or making corrections based on the detailed review.
Conversation Starter
- No.
- Describes the process of examination within a conversation.
Intonation
- Stated with an emphasis on thoroughness and detail.
- Emphasis on FINE-TOOTH COMB. Often stresses over or through as well. They went OVER it with a FINE-TOOTH COMB.
Generation Differences
- Widely understood and used across generations.
Regional Variations
- Common in all major English-speaking regions.