Green’s Dictionary of Slang

dag v.²

(Aus.) to toady to.

1986

R.G. Barrett Real Thing 24: Some of the punters [...] who just liked to dag heavies [...] would come over and try to get a mag on with him.

In phrases

dag out (v.)

to laze around.

2015

Twitter 4 Apr. 🌐 Happy Easter to you all. We are taking a break to dag out and eat chocolate. May the Easter bilby visit you all!