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Synonyms

impulsive

American  
[im-puhl-siv] / ɪmˈpʌl sɪv /

adjective

  1. actuated or swayed by emotional or involuntary impulses.

    an impulsive child.

    Synonyms:
    hasty , quick , rash
  2. having the power or effect of impelling; characterized by impulsion.

    impulsive forces.

  3. inciting to action.

    the impulsive effects of a revolutionary idea.

  4. Mechanics.  (of forces) acting momentarily; not continuous.


impulsive British  
/ ɪmˈpʌlsɪv /

adjective

  1. characterized by actions based on sudden desires, whims, or inclinations rather than careful thought

    an impulsive man

  2. based on emotional impulses or whims; spontaneous

    an impulsive kiss

  3. forceful, inciting, or impelling

  4. (of physical forces) acting for a short time; not continuous

  5. (of a sound) brief, loud, and having a wide frequency range

"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

Related Words

See impetuous.

Other Word Forms

  • impulsively adverb
  • impulsiveness noun
  • impulsivity noun
  • nonimpulsive adjective
  • nonimpulsively adverb
  • unimpulsive adjective
  • unimpulsively adverb

Etymology

Origin of impulsive

First recorded in 1375–1425 for an earlier sense; 1545–55 for current senses; late Middle English impulsif, from Medieval Latin impulsīvus; impulse, -ive

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.

The plot basically sticks to the first seven chapters of the 100-chapter novel, which concerns an engagingly impulsive monkey who obtains superpowers and, to protect his monkey community, enjoys one wily adventure after another.

From Los Angeles Times

He had been impulsive, couldn’t sit still and hated school—his stomach hurt every morning when he went.

From The Wall Street Journal

But any changes to it must be grounded in thoughtful institutional reform—not impulsive social media posts.

From Barron's

Known by residents as blunt and impulsive, Manzo had a hands-on approach to law enforcement.

From The Wall Street Journal

Team-mates describe him as "not a bad person, just impulsive", someone who takes things personally but quickly calms down.

From BBC