piss about

1.
British EnglishAustralian Englishused in other varieties informallyinformalvulgarslang
- to waste time by behaving aimlessly, dawdling, or engaging in trivial activities.
- to occupy oneself with unimportant or frivolous matters instead of dealing with something seriously.
2.
British EnglishAustralian Englishinformalvulgar
- to complain, fuss, or whine about oneself or a situation (often used with moan or whinge).
- to fail to take appropriate action; to treat a serious matter with insufficient seriousness or attention.

Examples: