Green’s Dictionary of Slang

wax n.1

[arch. SE wax wrath, to become angry; wax v.2 ]

1. a temper, a state of anger.

[UK]H. Kingsley Ravenshoe I 74: She’s in a terrible wax, but she’ll be all right by the time he comes back from his holidays.
[UK]E.L. Linton Patricia Kemball II 78: I don’t wonder at your being in a wax.
[UK]‘A Plain Woman’ Poor Nellie I 31: Annoyed? Bosh! She was in a regular wax!
[UK] ‘’Arry on the Sincerest Form of Flattery’ in Punch 20 Sept. 144/2: Sech scoots scurryfunging around on the gay old galoot [...] have put you, old pal, in a wax.
[Aus]Crowe Aus. Sl. Dict. 93: Wax, a rage,‘let us put him in a wax’.
[UK]Boy’s Own Paper 20 Oct. 38: I didn’t see why he should get cross [...] but he did seem in a wax.
[UK]E. Pugh Harry The Cockney 97: Young Weaver is a perfect demon once you get his wax up.
[UK]R. Tressell Ragged Trousered Philanthropists (1955) 83: Sometimes he gets into a fine old wax when the boys don’t pay proper attention.
[Ire]Joyce Portrait of the Artist as a Young Man 7: Father Arnall’s face looked very black but he was not in a wax.
[UK](con. 1919) R. Westerby Mad in Pursuit 19: Jimbug’s waiting to march us into Hall. She’s in a fearful wax.
[Ire]H. Leonard A Life (1981) Act I: Now you’re in a wax [...] You’re raging.
[Ire](con. 1900s) R. Doyle A Star Called Henry (2000) 34: I flooded the room with my stinks and waxes. I roared and screamed my right to be named.

2. (US black) sexual intercourse.

[US]College Sl. Research Project (Cal. State Poly. Uni., Pomona) 🌐 Wax [...] 2. (noun) Sex.

In compounds

In phrases

on the wax

in a bad temper.

[UK] ‘’Arry on the Rail’ in Punch 13 Sept. 109/1: The chaff at the Stations! ’Twas spiffing! We put some old guys on the wax.
slip a wax (to) (v.)

(US) to dance.

[US]Newark Advocate (OH) 2 Sept. 12/6: Didja see the skin beater slipping a wax to the tonsil twister every time he had a chance.