- with the head foremost; headfirst: to plunge headlong into the water.
- without delay; hastily: to plunge headlong into work.
- without deliberation; rashly: to rush headlong into battle.
- undertaken quickly and suddenly; made precipitately; hasty: a headlong flight.
- rash; impetuous: a headlong denunciation.
- done or going with the head foremost: a headlong dive into the pool.
Origin of headlong
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for headlong
In our headlong quest for a legally perfect society, we don’t take the time to take stock of what‘s been created so far.Red Tape Is Strangling Good Samaritans
Philip K. Howard
December 27, 2014
In the first chapter, rebellious Holly Sykes runs away from home and headlong into the melancholy perils of first love.David Mitchell’s ‘The Bone Clocks’ Is Fun But Mostly Empty Calories
September 14, 2014
Ultra-rich people who launch a headlong retreat from political affairs will not be immune.What’s At Stake In The Tocqueville/Piketty Debate
April 27, 2014
But this headlong rush towards legalization makes him a little uneasy, too.Puffing But Paranoid: Seattle’s First 4/20 With Legal Pot
April 21, 2013
But the headlong rush to drill has caused a number of social and environmental consequences that are just too startling to ignore.Winthrop Roosevelt on the Oil Boom that Threatens His Great-Great-Grandfather’s Legacy
April 2, 2013
Then she tossed the dress on the bed and started in a headlong rush to the kitchen.Her Father's Daughter
Crossing over to his desk with headlong strides, he sat down violently.The Secret Agent
Uncas abandoned his rifle, and leaped forward with headlong precipitation.The Last of the Mohicans
James Fenimore Cooper
There Prince Rupert charged with headlong fury, carrying all before him.English Villages
P. H. Ditchfield
Then up the road came riding some of the King's men at headlong speed.The Merry Adventures of Robin Hood
- with the head foremost; headfirst
- with great haste
- archaic (of slopes, etc) very steep; precipitous
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
Word Origin and History for headlong
Online Etymology Dictionary, © 2010 Douglas Harper