Green’s Dictionary of Slang

1. (orig. Aus., also hotty bottle) a hot-water bottle.

1942		Letter Australian 30 July 1988: Mag. 7 n.p.: Pat’s 21st birthday present to me came last night, a lovely red rubber hotty bottle [GAW4].
1953		Bulletin 15 July 9: A sheepish patient confessed that he had drunk the tepid and rubber-flavored contents of the ‘hottie’, as he had an insatiable thirst, and didn’t want to wake sister [GAW4].
1958		B. Humphries Nice Night’s Entertainment (1981) 17: We’d had a run of late nights and we were pretty fagged so round about ten I filled the hottie and Beryl and I went to bed.
1968		A., Clifford Send Her Down, Hughie 63: It’s so cold now that I wear flannelette pajamas to bed, with a thick eiderdown quilt over me, and a hottie for my feet.
1968		N. Bawden Grain of Truth 97: You’ll be tucked up in bed in a minute. Henry’s getting you warm milk and a hottie.
1972		K. Bonfiglioli Don’t Point That Thing at Me (1991) 27: Jock had put a hotty in my bed.
1984		R. Knox Thousand Mountains Shining 51: A hottie Dave, a hottie. No trip to the Kaikouras in winter should go without a hottie.
2006		D. Mitchell Black Swan Green 321: Plans to plan. Hotties to put in beds.

2. (drugs) hashish or marijuana smoked off a hot knife.

2000

N. Griffiths Grits 143: Sioned heats knives on the stove fe hotties.

3. (UK Black) a telephone, lit. a ‘hot line’; a SIM card.

2016		1011 Next Up?‘’ 🎵 I put sniff in a rex, and I slang that bobby / TT make it bling, always answering my hottie.
2018-20		T. Thorne (ed.) ‘Drill Slang Glossary’ at Forensic Linguistic Databank 🌐 Hottie - disposable mobile phone or SIM card.