[poo
n-jee, puhn-] 
| a sharp bamboo stake concealed in high grass at an angle so as to gash the feet and legs of enemy soldiers and often coated with excrement so as to cause an infected wound. |
| pun·ji stick (pŏŏn'jē, pŭn'-) n. A very sharp bamboo stake that is concealed at an angle in high grass, in a hole, or in deep mud, often coated with excrement, and planted to wound and infect the feet of enemy soldiers. Also called punji stake. [Origin unknown.] |