1. To rouse, incite, or excite someone or some group into performing some action or entering some condition. I suggest introducing various incentives to stimulate your employees into greater productivity. The enormous success of the ground-breaking film series has stimulated the movie industry into producing a rash similar franchises.

2. To cause some part of the body, such as a nerve, muscle, organ, etc., to perform some activity or adopt some status through the introduction of some stimulus. We can use this drug to stimulate the cells into reproducing at a much faster rate. A small electric current can be effective in stimulating nerves back into proper function.