Green’s Dictionary of Slang

spinner n.3

1. (Aus., also nob-spinner) in two-up, the man who is tossing, i.e. spinning the coins.

[Aus]Sun. Times (Perth) 26 June 3rd sect. 12/8: ‘Don’t say that again!’ roared Harney. ‘Why not,’ demanded the amazed nob-spinner.
[Aus]Aussie (France) X Jan. 2/1: ‘Double it, me lucky lad, and win a bank!’ said the spinner.
[Aus]V. Marshall World of Living Dead (1969) 130: The ordinary ‘nob-spinner,’ the double-headed penny flipper of the two-up school.
[Aus]F.J. Hardy ‘A Stranger in the Camp’ in Man From Clinkapella 22: ‘Evens it is, gents.’ ‘Get set on the side.’ ‘Come in, spinner.’.
[Aus]N. Pulliam I Travelled a Lonely Land (1957) 38: Then comes the toss. The man who tosses is a ‘spinner’. The game turns on whether the two pennies fall odds or evens or two ones, i.e. a head and a tail. The pennies of course fall without a sound on the mattress, provided for the purpose. The man who calls the pennies and picks them up is the ‘picker-up’.
[US]K. Cook Wake in Fright [ebook] ‘You know about the Game?’ asked Crawford. ‘Only vaguely,’ said Grant. ‘Well that bloke with the kip is the spinner’.
[Aus]R. Beckett Dinkum Aussie Dict. 48: Spinner: The person tossing the coins in a game of two up.

2. (US black) the globe, the earth (which spins).

D. Burley N.Y. Amsterdam Star-News 5 June 13: This frantic hype the grays and ’fays are laying all over the spinner.

3. a coarse reference to a fantasized female [the image of the woman spinning like the propeller on a propeller-beanie hat].

[US] E. Tidyman Shaft 132: A spinner [...] ‘You put them on the end of your cock and give them a twist. They spin like the propellor on a beanie.’.
[UK]T. Thorne (ed.) ‘Drill Slang Glossary’ at Forensic Linguistic Databank 🌐 Spinners - petite females.
[US]D. Winslow ‘Paradise’ in Broken 253: ‘Which one you’re fucking [...] The blond spinner or the other mahu’.

4. (Aus. prison) an eccentric [their brain is spinning].

[Aus]Tupper & Wortley Aus. Prison Sl. Gloss. 🌐 Spinner. Someone behaving irrationally.

5. (UK Black, also spin, spin ting) a revolver.

Perm ‘What's all the talk about’ 🎵 Any beef with the squad get the spinners out / 44 bulldog with 6 rounds.
Perm ‘What's all the talk about’ 🎵 2 shells in the 12 / 6 in the spin / 30 rounds in the mop (whoosh).
[UK]Unknown T ‘Mad about Bars’ 🎵 In fact, there’s still spots in this spin ting.
CGM ‘No Porkie Pies’ 🎵 I told bro un-cock that spinner, it weren’t that nigga.
Digga D. ‘It’s a Gamble’ 🎵 Fill up the spinner and ruin your nigga.
[UK]Digga D. ‘Hold It Down’ 🎵 Used to make her hold the spin, she ain't new to waps.

In phrases

come in spinner! (excl.) [orig. the excl. to the spinner in two-up to throw the coins]

an excl. of encouragement, satisfaction.

[[Aus]D. Cusack [ book title] Come In, Spinner].
[Aus]J. Holledge Great Aust. Gamble 104: [T]he heady excitement that goes with the boxer’s call, ‘Come in, spinner’.
[Aus]S. Maloney Big Ask 278: Beautiful, I thought. Come in spinner. Gimme more.