(idiom) to provoke someone far more powerful; literally 'digging earth over the head of the God of the Year', referring to an ancient superstition that construction in the direction of the planet Jupiter would bring bad luck

A folk custom where those whose zodiac sign conflicts with the god of the current year seek protection; involves placing a talisman at home or registering one's name at a temple shrine to [[太岁|太歲|tai4 sui4]] for a safe year.

a young person who acts like a petty tyrant or a local bully

to clash with the presiding deity of the current year in Chinese astrology; to suffer bad luck due to one's zodiac sign being in conflict with the year