Impulse

usgb/ˈɪmpʌls/Volume
Left Definition 1 of 4Right
LampPro Tip 1/3
Emotion originPlay
The 'impulse' to act stems from a sudden emotion rather than careful thought. SlideSeeing the injured animal by the road, she had an impulse to help.
LampPro Tip 2/3
Temporary feelingPlay
'Impulse' often refers to a temporary desire that might quickly pass. SlideHe bought the expensive shoes on an impulse, but later regretted it.
LampPro Tip 3/3
Acting without planPlay
Acting on 'impulse' means doing something unplanned. SlideShe cut her hair on impulse and surprised everyone.