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
Ahmed, a native speaker of Arabic who also speaks French, wonders how he should pronounce words from those languages when speaking English. For example, should he model the pronunciation for the name of the writer Kahlil Ghibran the country of Qatar...
How and why do words from one language find their way into another? Vietnamese, for instance, includes lots of words borrowed or adapted from French. Such linguistic mixing often happens when languages brush up against each other and speakers reach...