Green’s Dictionary of Slang

ointment n.

1. (also golden ointment) money [its use in ‘soothing’ life’s problems].

[UK]Pierce Egan’s Life in London 12 Mar. 468/3: Banish far away all vexatious disappointment, / And rub all our sore eyes with the Sovereign Golden Ointment.
[US]Flash (NY) 2 Oct. n.p.: [They] are at the beck and call of him who has most of the ‘golden ointment’.
[US]Monteleone Criminal Sl. (rev. edn).
[UK]Partridge DSUE (1984) 821/1: C.15–17.

2. (US) alcohol, usu. whiskey.

[US]St Louis Globe-Democrat 19 Jan. n.p.: They nominate ‘bottled electricity,’ ‘lemonade with a stick in it,’ ‘jig-water,’ ‘budge,’ ‘bilge-water,’ ‘bug-juice,’ ‘rat-poison,’ ‘fusel-oil,’ ‘red-eye,’ ‘liquid ointment,’ ‘cut nails,’ ‘hard head,’ ‘benzine,’ ‘nitro-glycerine,’ ‘oil,’ ‘tea,’ ‘eye-water,’ ‘chain- lightning.’ [...] they all want the same article, alcohol, more or less diluted.

3. semen.

[UK]Partridge DSUE (1984) 821: C.18–early 20.

4. butter.

[UK]Hotten Dict. of Modern Sl. etc. (2nd edn).
[UK]Sl. Dict.
[US]Omaha Dly Bee (NE) 14 Feb. 6/5: Ointment is butter.
[Aus]C. Crowe Aus. Sl. Dict. 54: Ointment, butter (medical slang).

In compounds

real ointment, the (n.)

(Aus.) in the context of boxing, unrestrained violence.

[Aus]Sydney Sportsman (Surry Hills, NSW) 18 May 6/3: I have boen told [...] of the toff who would [...] be asked if he wanted ‘the real ointment,’ and when he innocently said ‘Yes,’ he’d be brutally smashed.