Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Adjective: impulsive  im'púl-siv
  1. Proceeding from natural feeling or impulse without external stimulus
    "an impulsive gesture of affection";
    - unprompted
  2. Without forethought
    "letting him borrow her car was an impulsive act that she immediately regretted"
  3. Having motive force; controlling or impelling
    "an impulsive force";
    - driving
  4. Determined by chance or impulse or whim rather than by necessity or reason
    - capricious, whimsical, vagarious
  5. Characterized by undue haste and lack of thought or deliberation
    "liable to such impulsive acts as hugging strangers";
    - hotheaded, impetuous, madcap, tearaway, brainish [archaic]

See also: arbitrary, dynamic, dynamical, incautious, self-generated, spontaneous, unpremeditated

Encyclopedia: Impulsive