n. & v.
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. gestural adj. gesturer n.
[ ME f. med.L gestura f. L gerere gest- wield ]