Definition of "impulsive" []

• Inclined to act on impulse rather than thought. (adjective)
• Motivated by or resulting from impulse: such impulsive acts as hugging strangers; impulsive generosity. See Synonyms at spontaneous. (adjective)
• Having force or power to impel or incite; forceful. (adjective)
• Physics Acting within brief time intervals. Used especially of a force. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Practical and impulsive is what I would describe myself as."
• "Without the ability to restrain impulsive behavior, you're like a capuchin on crack, lurching from this random item to the next, and before you know it you have an absentee life."
• "Intermittent Explosive Disorder IED is an extremely rare behavioral disorder characterized by impulsive acts of aggression."