lighthearted
Americanadjective
Other Word Forms
Etymology
Origin of lighthearted
1375–1425; late Middle English ligt-herted; see light 2, heart, -ed 3
Explanation
Someone who tends to be happy and upbeat is lighthearted. When you are shopping for greeting cards, the lighthearted ones are the ones with the corny jokes, not the ones with pictures of dramatic sunsets. Words like joyful, blithe, and happy-go-lucky capture the sense of lighthearted. People can be lighthearted, and so can entertaining things, like lighthearted movies, your uncle's lighthearted teasing, or a lighthearted family sing-along. The "full of cheer" meaning of lighthearted dates from about 1400, from both senses of light: "bright" and "not heavy."
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.
In a stark contrast to Coppins’ message, the Atlantic’s editors appeared to treat the endeavor as an entertaining, lighthearted stunt.
From Slate • May 5, 2026
When he isn’t editing, David enjoys writing A-heds, the Journal’s lighthearted daily Page One features.
From The Wall Street Journal • Apr. 17, 2026
Don’t miss: How the ‘TACO’ trade went from a lighthearted Wall Street joke to a serious moneymaker.
From MarketWatch • Apr. 17, 2026
Though fans may be expecting the show to tackle mental health and other difficult topics, Cudi plans to keep the conversations lighthearted and fun.
From Los Angeles Times • Apr. 1, 2026
The post sounded all lighthearted and ha-ha funny.
From "Insignificant Events in the Life of a Cactus" by Dusti Bowling
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.