|a gadget; dingus; thingumbob.|
|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|
|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|
impulsive im·pul·sive (ĭm-pŭl'sĭv)
Inclined or tending to act on impulse rather than thought.
Motivated by or resulting from impulse.