Green’s Dictionary of Slang

steel adj.

SE in slang uses

In compounds

steel bar (n.)

see separate entry.

steel bottom (n.) [? the need for a SE steel bottom in one’s stomach to drink such a thing] (W.I.)

1. an alcoholic cocktail that mixes gin and wine.

[WI]cited in Cassidy & LePage Dict. Jam. Eng. (1980).

2. a drink of white rum with a beer chaser.

[WI]cited in Cassidy & LePage Dict. Jam. Eng. (1980).
steel chicken (n.) (also steel budgie)

(Aus./N.Z.) an airplane.

[Aus]N. Cummins Tales of the Honey Badger [ebook] As we boarded the steel chicken I got an email from the tour organiser saying ‘Do Not Board This Flight’.
[NZ]D. Looser Boobslang [U. Canterbury D.Phil. thesis] 177/2: take the steel budgie n. to be transferred by aeroplane between prisons.
steel jaw (n.)

(US teen) one who wears orthodontic braces.

[US]Cincinnati Enquirer (OH) 19 July 3/4: All the boys do is call me tinsel teeth and steel jaw.
steel jockey (n.) [SE steel, i.e. the railway + jockey n.2 (4)]

(Aus.) one who rides a train without paying.

[Aus]Baker Popular Dict. Aus. Sl.
World’s News (Sydney) 14 Nov. 31/3: Still another band [i.e. of swagmen], despised by those who tramped along the highways, were the Steel Jockeys, who ‘jumped the rattler’ whenever they got the opportunity.
steel-nose (n.) [? it gives one a red nose that ‘glows’ like molten steel]

a form of strong drink.

[UK]R. Whitlock Zootomia 459: They can tell you whose Pudding hath Sewet in it, and whose not; who drinks Rot-gut, and who Steele-nose [OED].
steel pen (n.) [the resemblance of the tail to a steel pen nib]

(US) a ‘swallow-tail’ or tail-coat, worn for formal evening wear.

[US]Perrysburg Jrnl (OH) 6 May 4/1: None of these [names for a dress coat] is as expressive [...] as the name given by the West Point cadets of ‘steel-pen’ .
[UK]Farmer & Henley Sl. and Its Analogues.

In phrases