Green’s Dictionary of Slang

dip v.4

[ety. unknown]

1. (Aus.) to go.

[Aus]E. Dyson ‘The Disposal of a Dog’ in Benno and Some of the Push 135: I’ll dip in here ’n’ buy a sack.
[Aus]T.A.G. Hungerford Riverslake 151: Anyway, I’ll dip over and put this in my room.

2. (US black teen) to leave.

[US]‘Hugh McHugh’ Out for the Coin 14: He grabbed his lid, shook a day-to-day to the Street, and dipped for the woods.
[US]Eble Campus Sl. Apr. 3: dip – leave.
[US]L. Stavsky et al. A2Z 28/1: dip, or dip to, or do the dip – 1. v. to leave.
[US]Dr Dre ‘Still D.R.E.’ 🎵 Well, hell, me and Snoop, we dipping again.
[US]Eble Campus Sl. Nov.
[US]S.A. Crosby Blacktop Wasteland 171: Jenny had bailed on him [...] The day she dipped, they found the dyke chip burnt crispier than grandma’s fried chicken.

In phrases

dip out (on) (v.) (Aus.)

1. to fail, to miss an opportunity.

[NZ]G. Slatter Pagan Game (1969) 163: Never dipped out, that boy. In for his chop, old Tank.
[Aus]C. Bowles G’DAY 7: MACKA: Wossa matter? Dip out? SHANE: Yeah. Put the ard word onner an she told me ter rack off.
[NZ]McGill Dict. of Kiwi Sl. 37/1: dip out fail; eg ‘You’ll need a good line with her, Clem. Better men than you have dipped out there.’.
[Aus]Penguin Bk of More Aus. Jokes 33: After dipping out on my naughtie, having my hands belted with a mallet and having a piss pot tipped over me while hanging on for dear life at that bloody window, I looked down and saw that my feet were only three inches from the ground!
[NZ]McGill Reed Dict. of N.Z. Sl. [as cit. 1988].

2. to refuse to join in.

[Aus]R. Beckett Dinkum Aussie Dict. 20: Dip out: To renege; to refuse to participate. Mainly used in public bars as in, ‘I’ll dip out on this one,’ meaning that one does not want a drink.
[Aus]S. Maloney Sucked In 222: Thought you’d dipped out [...] We’d better make it quick.