Glasgow nod
n.— «One is why the French captain chose the headbutt line of attack commonly known as the Glasgow Nod (or Kiss) instead of simply lashing out with a fist, as you might have expected.» —“Assault and buttery” The Mercury (Durban, South Africa) July 17, 2006. (source: Double-Tongued Dictionary)
Further reading
Is it just desserts or just deserts? Gina from Harvest, Alabama, says that when using this phrase, she’d always pictured dessert, as in “the treat someone deserves,” but the correct term is indeed just deserts. This particular desert isn’t an arid...
If your handwriting leaves something to be desired, you could apologize for your chicken scratchings. But there’s a more precise term: griffonage, which has nothing to do with the mythical griffin, though the two sound alike. Griffonage comes from...