wiles;  trick;  artifice;  lover (male) (esp. of a prostitute)
 kuda-gitsune;  pipe fox;  fox-like spirit kept inside a bamboo tube and used by its master to perform divinations and curses;  stoat
 to grumble over one's wine cups
 wooing technique;  the way to a man's (woman's) heart
 to make a personal judgment on a problem with little insight; (lit.) to look at the sky through a tube (Zhuangzi)
 to have a narrow view of things