Just when you were running out of insults for the short men in your life (there's only so many times you can call him shortie, lil guy, midget and Willow before he goes numb), here's another one for ya: three-inch nail (saam chyun deng, 三寸釘 ).
Yup, leave it to the Cantonese to come up with slang that's both creative and totally appropriate! Let's examine the ways in which 3-inch nails are similar to short men: they're both steely and cold, not quite long enough to be useful,...
