brood over
brood over
/bruːd ˈoʊvər/
Meaning
- To sit and worry about something (a mistake, a problem, or something that went wrong) for a long time, turning it over and over in your mind, usually feeling low or upset while you do it.
- To keep chewing on a troubled thought instead of letting it go—the kind of thinking that leaves you stuck in a quiet, gloomy mood.
- To dwell on something that bothers you, almost nursing the worry the way a bird sits on its eggs.
Other related meanings
- (Of a bird) To sit on eggs so they will hatch.
- To hang heavily or darkly over a place, the way storm clouds or an old house can seem to press down on everything below.
Synonyms: dwell on, mull over, ponder, ruminate, agonize over, fret over, obsess over, meditate on, muse on, chew over.
Example Sentences
- After the argument with her sister, Maya sat alone in her room and quietly began to brood over every harsh word that had been said.
- Instead of shaking it off, John kept brooding over that small mistake at work until it ruined his whole weekend.
- For days she would brood over the lost chance, turning the disappointment around in her mind the way a bird sits patiently on its eggs.
Other related meanings
- The hen settled herself carefully to brood over her clutch of eggs until the little chicks finally hatched.
- Dark storm clouds continued to brood over the quiet valley, making everything below feel heavy and uneasy.
Etymology and Origin
The Linguistic Roots of Brood
The word “brood” began life in Old English as brōd, a straightforward term for the young of egg-laying animals, especially the clutch of chicks that emerge from a single nest. Behind it lies an older idea of warmth and heat—the same ancient root that gives us words linked to boiling, bubbling, and the slow work of incubation. By the early 1300s the meaning had stretched a little further to cover the children of one family, often carrying a collective, slightly informal flavor.
From Nest to Mind
In the middle of the fifteenth century the noun turned into a verb: a bird that sits on its eggs is said to brood. The picture proved too vivid to stay literal. Within a century or so, writers were using the same verb for the way a person nurses a thought—especially anger, resentment, or quiet anxiety—as if the mind itself were incubating something. Adding “over” or “on” completed the image: the thinker remains fixed and patient, much like a hen that will not leave her nest.
Where the Phrase First Took Shape
Every stage of this development belongs to English as it was spoken and written in England. The Old English noun, the Middle English verb, and the later figurative use all grew on British soil before travelling further afield through books and everyday speech.
The First Clear Appearance in Print
The specific combination “brood over,” meaning to dwell moodily or anxiously on a subject, surfaces in 1751. In the 185th essay of The Rambler, Samuel Johnson observes that “He who has often brooded over his wrongs.” The casual way he uses the phrase suggests it was already familiar to readers. A few years later Benjamin Franklin reached for the same construction, and it settled comfortably into the language.
Why the Image Still Works
What keeps the expression alive is the quiet power of that original picture. Even after centuries of figurative use, “brooding over” something still suggests both intensity and isolation—the patient, almost motionless concentration of a bird on its nest. The same ancient root that produced “brood” also runs through words for fermentation and heat, linking the hen’s steady labor to the slow internal changes of dough, of liquor, or of a thought that refuses to leave the mind.
Variants
- brood on
- brood about
- brood upon
Similar Idioms
Last update:

Share your opinions