tai ji

noun2

1. •
   (Singlish) One's business or responsibility. More often than not, used in a dismissive manner.

   • Not my tai ji.
2. •
   (Singlish) Problem, matters (some issue or responsibility that is an inconvenience to the one involved).

   • Ah well... 7.5 year old car, let sleeping dogs lie. If got daiji again then see how lol. — 2022