the world > animals > mammals > group Ungulata (hoofed) > family Equidae (general equines) > habits and actions of horse > [adjective] > that kicks (5)
That flings. Of a horse: That kicks, unruly.
That kicks, in senses of the verb; also in colloquial phrase alive and kicking: indubitably alive; very lively and active.
Of a horse: kicking or lashing out with the hind legs. More generally: jerking, twitching. Now Scottish.