tugger
n.— «Mr. Mark responded by cupping his hand and sort of waggling it up and down, in the internationally recognised gesture often referred to as “the tugger.”» —“All at sea on a wave of vulgarity” by Jane Clifton Stuff.co.nz (New Zealand) Aug. 2, 2006. (source: Double-Tongued Dictionary)
Further reading
Why is it harder to talk if we don’t move our hands? Even when we’re talking on the phone we feel the need to gesture to aid communication. A new book offers a look at the relatively new field of gesture studies. And: Ever wonder why we describe the...
The new book Gesture: A Slim Guide (Bookshop|Amazon) by linguist Lauren Gawne includes some fascinating studies about the movements that accompany spoken or signed language. In one, participants were asked to learn rules of a game, then explain...