Meaning: This idiom means to provide someone with information or to update them on details they missed.
Usage in Example Sentences:
- “I missed the meeting; can you fill me in on what happened?”
- “Let me fill you in on the latest developments in the project.”
- “She wasn’t aware of the changes, so I filled her in.”
Origin: The phrase “fill someone in” likely originated in the mid-20th century, using “fill” to represent supplying missing parts or information, as if completing a blank space. This informal expression became widely used to describe catching someone up on news or events.
