What does aflutter mean?
"Aflutter" is an adjective describing a state of excited, nervous, or anticipatory agitation — the condition of a heart that flutters, nerves that tremble, or a crowd buzzing with news. It is most commonly used predicatively, as in "the whole office was aflutter over the announcement," and it carries a distinctly light, positive connotation: it suggests pleasant anticipation or romantic thrill rather than genuine fear or distress. The word can also describe physical objects, such as flags, leaves, or curtains, moving quickly and lightly in the breeze. Formed from the prefix "a-" (indicating a state or condition) combined with "flutter," it belongs to a small family of English words that capture emotional states through bodily metaphor. Its enduring charm lies in how vividly it conveys that breathless moment before something wonderful happens.
adjectiveIn a state of excited or nervous agitation, typically marked by trembling or fluttering movement; often used of hearts, nerves, or crowds stirred by anticipation.
- In a state of excited or nervous agitation, as of the heart or nerves.
- (Of things such as flags, leaves, or curtains) moving lightly and rapidly in the wind.
"The whole village was aflutter with news of the royal visit."
"Her heart went all aflutter when he walked into the room."
"Flags hung aflutter along the parade route."
"All aflutter" isn't just an idiom — it's the word English reaches for when hearts literally seem to tremble with excitement.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of aflutter
"Aflutter" is formed from the prefix "a-", an old English marker of condition or state (as in "asleep" and "afire"), attached to the verb "flutter", which descends from Old English words denoting light, wavering motion and is related to "float". The compound arose in English to describe both physical fluttering and the figurative fluttering of the heart, and it has been in use since at least the 18th century.
How aflutter is actually used
Predominantly used predicatively ("she was aflutter") rather than attributively ("an aflutter heart"). Carries a light, often romantic or anticipatory connotation rather than one of serious distress.
Easily confused with aflutter
"Flutter" is the noun/verb describing the rapid trembling motion itself, while "aflutter" is an adjective describing someone or something in that state.