Gesticulator

Peerlessly imposing gesticulator squints at Istanbul; does hand windmills over Syria. ❋ Sarah Dempster (2010)

He is a great talker, this man, and a fairly respectable gesticulator, and to him it is we make our first ineffectual tentatives at explaining who indeed we are; but his flow of talk washes that all away again. ❋ Herbert George (2006)

Now with this man alone, sufficient for supplying all their places, will that great inconveniency hereafter be totally removed; seeing he is such a fine gesticulator, and in the practice of chirology an artist so complete, expert, and dexterous, that with his very fingers he doth speak. ❋ Unknown (2002)

The frantic gesticulator on the shore gave an impressive wave with both hands, took the cap from the instrument, turned his back, as photographers always do, with that air of hiding their tears, for the brief space that seems so long, and then clapped on the cap again, while a great sigh of relief went up from the whole boat-load of passengers. ❋ William Dean Howells (1878)

They could not of course make use of speech, but Utway was such a powerful gesticulator that it was not difficult to make out his meaning. ❋ Unknown (1859)

Incorrigible gesticulator returns with 3,000W pop-science blinder. ❋ Sarah Dempster (2011)

Or if if you're just a heavy gesticulator you might just find the bin just popping open as you emphasise a point. ❋ Anna Leach (2010)