| the offspring of a zebra and a donkey. |
| a gadget; dingus; thingumbob. |
stimulant stim·u·lant (stĭm'yə-lənt)
n.
An agent that arouses organic activity, strengthens the action of the heart, increases vitality, and promotes a sense of well-being. adj.
Serving as or being a stimulant.
| stimulant (stĭm'yə-lənt) Pronunciation Key
An agent, especially a drug, that causes increased activity, especially of the nervous or cardiovascular systems. Caffeine is a commonly used stimulant. |