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 (v.)

1. (Aus.) to fail, to suffer.

J. Wynnum Tar Dust 32: ’[I]f you start a blue, you’ll dip out all round, and finish up losing your rate into the bargain’.

2. (US teen) to leave.

[US]G. Pelecanos Night Gardener 297: ‘You dippin out?’ said Brock. ‘I’m done, Romeo.’.
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.