Green’s Dictionary of Slang

scale v.2

[SE scale, to strip the scales from]
(Aus./N.Z./S.Afr.)

1. to leave surreptitiously or speedily; esp. as scale off, do a scale.

[[UK]Annals of Sporting 1 Mar. 200: The crowd soon dispersed with all the order and decorum of a kirk scaling].
[Aus]Sun. Times (Perth) 4 Sept. 4/7: So I tell the old Joe Rail / [...] / And I bluff ’em off and scale / When I’ve tipped a stiffened ‘orse.
[Aus]Sydney Sportsman (Surry Hills, NSW) 19 Oct. 8/6: ‘You can’t get blobd out of a stone,’ said an ‘outer’ bookmaker at ‘Kenso,’ when doing a ‘scale’ over the last race.
[Aus]Aussie (France) XII Mar. back cover: How to Scale Parades and Fatigues.
[Aus]Advocate (Burnie, Tas.) 5 June 7/2: He’s going to scale sport to-morrow and pinch off to the flicks.
[NZ]McGill Dict. of Kiwi Sl. 96/2: scale disappear quickly or furtively.
[Aus]B. Moore Lex. of Cadet Lang. 315: scale 1. (highly contumelious) to report sick, for specious reasons, in order to avoid activities such as parade, drill, or physical training.

2. to steal, to defraud; thus scale a train/tram, to board and ride without paying.

[Aus]Stephens & O’Brien Materials for a Dict. of Aus. Sl. [unpub. ms.] 136: SCALE: thieves and sporting to defraud, to obtain goods by trick, to evade payment.
[Aus]Sun. Times (Perth) 6 May 10/2: ‘Scaling the sports’ who hazard themselves in George’s locomotive is a regular industry among the spieling gentry.
[Aus]Truth (Melbourne) 3 Jan. 5/4: [headline] Alleged Roguery at Richmond Racecourse. / She Accuses Her Turf Commission Agent of ‘Scaling’.
C. Drew ‘Buckled’ in Bulletin 29 May 49/2: ‘You needn’t be frightened of getting scaled. It’s that swell gent’ .
[Aus]N. Pulliam I Travelled a Lonely Land (1957) 238/2: scale – to cheat. scale a rattler to go on board a train without paying.
[SA]L.F. Freed Crime in S. Afr. 104: ‘We “scaled jam-jars” (stole cars)’ [...] His friends used to invite him to ‘scale a jam’.
[Aus]S. Gore Holy Smoke 56: It’s no good whipping the cat if a man’s such a dill as to come the double on anyone – like tryin’ to scale the trammie for your fare.
[SA]B. Simon ‘Outers’ Born in the RSA (1997) 61: I told you that fuckin’ Giovanni scaled my knife.
[NZ]McGill Dict. of Kiwi Sl. 96/2: scale [...] to steal or rob; originally from scaling a ride on trams or trains, or taking a free ride.
[SA]CyberBraai Lex. at www.matriots.com 🌐 SCALE: To scale something is to steal it.
[NZ]McGill Reed Dict. of N.Z. Sl. [as cit. 1988].
[SA]A. Lovejoy Acid Alex 50: Stealing stuff was called scaling or slukking goeters.

In derivatives

scaler (n.) (Aus./N.Z.)

1. a fraud, anyone who betrays a financial trust.

[Aus]W.A. Sun. Times (Perth) 1 Dec. 1/1: The hoary-headed sleeping-car conductor has successfully liquidated the Subiaco dovecote [and] high officials refuse to reinstate the shameless scaler [...] the opportunities for tips and Tottie are not now so frequent as of yore.
[UK]Honk! ix. 5: If you wear a sling, people put their arms around you and weep, but if you have a couple of bullets in your liver and nothing to show them you must be a scaler [AND].
[Aus]G.H. Lawson Dict. of Aus. Words And Terms 🌐 SCALER — A fraud.
[NZ]McGill Dict. of Kiwi Sl. 96/2: scaler robber, especially from his mates; c.1920.
[NZ]McGill Reed Dict. of N.Z. Sl. [as cit. 1988].

2. an absconder.

[Aus]W.A. Sun. Times (Perth) 8 Dec. 1/1: Hearing that another picnic party had secured the ground, they left for Perth owing for their diner [but] though the ‘scalers’ came from a big firm, the bilked bung intends to have their scalps.

3. one who rides illegally for free on public transport.

[Aus]Bulletin (Sydney) 25 Aug. 11/1: Johnson has four different kinds of swindlers to contend with on his Sydney tramways – tickers, short riders, panel riders and gazers. [...] And all these four [...] are officially known in the bright lexicon of Johnson as scalers.
[Aus]Baker Popular Dict. Aus. Sl.
[Aus]N. Pulliam I Travelled a Lonely Land 386: Scale, to cheat. Scale a rattler, to go on board a train without paying. Scaler, a person who does those things .
G. Cross George and Widda-Woman 50: The Tramway is very down on scalers, and brings a court action whenever possible [...] against people who try to swindle His Majesty’s government [AND].
scaling (n.) (Aus./N.Z.)

the act of riding for free on public transport.

[UK]Partridge DSUE (8th edn) 1016/1: Aus. since ca. 1920.