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hair-trigger

 - 3 dictionary results

hair trigger

–noun
a trigger that allows the firing mechanism of a firearm to be operated by very slight pressure.

Origin:
1815–25

hair-trig⋅ger

[hair-trig-er]
–adjective
easily activated or set off; reacting immediately to the slightest provocation or cause: a hair-trigger temper.

Origin:
1885–90
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To hair-trigger
hair-trig·ger   (hâr'trĭg'ər)
adj.  Responding to the slightest provocation or stimulation: a hair-trigger temper; a hair-trigger reaction.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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