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light bulb moment

British  

noun

  1. informal a moment of sudden inspiration, revelation, or recognition

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of light bulb moment

C20: from the cartoon image of a light bulb lighting up above a character's head when he or she has an idea

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“I noticed that my kids just didn’t differentiate. It was just such a light bulb moment for me. This is how it should be. More exposure to the full spectrum of humanity.”

From Los Angeles Times • Nov. 14, 2024

Did you have a light bulb moment, an experience where you said, "Oh, this is not normal?"

From Salon • Jun. 3, 2024

The overwhelming feeling of "love" and sense of "possibilities" he experienced through the scene, that Weatherall helped bring to the masses, was "a real light bulb moment."

From BBC • Nov. 4, 2023

“It was like a light bulb moment for me,” Ms. Hughes said.

From New York Times • Feb. 12, 2022

A light bulb moment for a lot of my actors is, I share Russian singing and music, which reflects the speaking rhythms.

From Slate • Jul. 24, 2021