Instinctual Urge is a term used to describe an innate, unconscious desire or IMPULSE that is often difficult to control. It is usually associated with the instinctive behavior of animals, but can also be applied to humans. IMPULSE is a seven-letter word that is closely related to Instinctual Urge, and is defined as a sudden, strong urge to do something without thinking about it. Impulses are often seen as a form of instinctual behavior, and can be both positive and negative.