Green’s Dictionary of Slang

stand-over man n.

also stand-over cunt,, ...dude, ...merchant
[stand over v.]

(Aus.) a bully; esp. one who demands money with menaces.

[Aus]K. Tennant Foveaux 174: He didn’t deserve to be a ‘standover man’ if he couldn’t move quicker.
[Aus]L. Glassop We Were the Rats 66: ‘Give him a go,’ said somebody, and somebody else said ‘Yeah. Don’t be a standover merchant.’.
[Aus]D. Niland Shiralee 50: Gets it easy. Stand-over man. Comes from down the line.
[Aus]W. Dick Bunch of Ratbags 43: A new bookie called Big Charlie moved into the territory [...] He was tough. He had six standover men working for him.
[Aus]S. Gore Holy Smoke 54: He tells them [...] what sort of a standover merchant his God could turn out when a bloke tries to dingo on him.
[Aus]A. Chipper Aussie Swearers Guide 43: Standover Merchant. Extortionist, bully, or just a Boss.
[Aus]Bulletin (Sydney) 26 Apr. 44: Among them were [...] the heavies (standover men) and the bludgers who neither worked nor stole but were simply professional parasites.
[NZ]G. Newbold ‘Social Organization of Prisons’ in dissertation U. Auckland 340: But Z was no standover merchant, nor was he particularly concerned with financial aggrandizement.
[Scot](con. 1940s) G. Stewart Leveller 142: You’re a cunt, a stand-over man and one of the most selfish bastards I have met.
[Aus]P. Corris ‘Marriages Are Made in Heaven’ in Heroin Annie [e-book] All bad. Stand-over man. Did some banks.
[Aus]R. Beckett Dinkum Aussie Dict. 53: Toecutter: A standover man who literally chops people’s feet off to indicate, in a jovial fashion, that they have rather stepped out of line.
[Aus]Tupper & Wortley Aus. Prison Sl. Gloss. 🌐 Stand over merchant. A bully or extortionist.
[Aus]M.B. ‘Chopper’ Read Chopper From The Inside 85: Even standover men and torturers now stand over people connected with the drug world.
[NZ]A. Duff One Night Out Stealing 9: ‘Givin that standover merchant five bucks like that; whyn’t you leave it to me?’.
[US]W. Gibson Idoru (1997) 150: The standover man is a loner, a predator who preys on other, more prosperous criminals, often extremely dangerous ones.
[Aus]S. Maloney Big Ask 146: Sutch was a notorious standover man. He’d given us a few headaches [...] extorting money from our members.
[NZ]D. Looser Boobslang [U. Canterbury D.Phil. thesis] 176/2: standover cunt (also standover dude) = standover merchant. standover merchant an inmate who uses standover tactics on a regular basis.
[Aus]B. Matthews Intractable [ebook] Jimmy was doing the lot with Ron Pilley for the underworld murder of Sydney stand-over merchant Daryl Hooker.
[Aus]A. Nette Orphan Road 39: Brian and Les were standover men who made a major part of their living frightening other criminals.