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Synonyms

madly

American  
[mad-lee] / ˈmæd li /

adverb

  1. insanely or wildly.

    The old witch cackled madly.

  2. with desperate haste or intensity; furiously.

    They worked madly to repair the bridge.

  3. foolishly.

    They lived madly, wasting all their money.

  4. extremely.

    They're madly in love.


madly British  
/ ˈmædlɪ /

adverb

  1. in an insane or foolish manner

  2. with great speed and energy

  3. informal extremely or excessively

    I love you madly

"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 madly

A Middle English word dating back to 1175–1225; mad, -ly

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.

Nobody would ever give a damn about Cats in Hats or Green Eggs and Ham, and the world wouldn't have a golden goose - the madly magnificent Dr. Seuss.

From BBC • Mar. 2, 2026

“We never stopped believing that somewhere out there, in some stranger’s backyard, our mother’s rosebush was blossoming madly, wildly, pressing one perfect red flower after another out into the late afternoon light.”

From The Wall Street Journal • Feb. 17, 2026

When they get their money, they run madly for the exits, bowling over anyone in their path, and they squeal away in their cars, leaving tire tracks on the road.

From Slate • Nov. 15, 2025

“I was madly in love with the Lord of the Jungle, terribly jealous of his Jane,” Goodall wrote in her 1999 memoir, “Reason for Hope: A Spiritual Journey.”

From Los Angeles Times • Oct. 1, 2025

Zeus was madly in love with her and told her that anything she asked of him he would do; he swore it by the river Styx, the oath which not even he himself could break.

From "Mythology: Timeless Tales of Gods and Heroes" by Edith Hamilton