—n.
1 a significant movement of a limb or the body.
2 the use of such movements esp. to convey feeling or as a rhetorical device.
3 an action to evoke a response or convey intention, usu. friendly.
—v.tr. & intr. gesticulate.
Derivatives:
gestural adj. gesturer n.
Etymology: ME f. med.L gestura f. L gerere gest- wield
Useful english dictionary. 2012.