hair-trigger

  1. Noun.  a trigger that will set off a firearm when even a very small pressure is applied.
  2. Adjective.  unstable, in a situation that could be worsened by the slightest mistake.
  3. Adjective.  easily angered, having a short temper.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.