Green’s Dictionary of Slang

hot n.

[George Parker, Life’s Painter (1789): ‘a mixed kind of liquor, of beer and gin, with egg, sugar and nutmeg, drank mostly in night-houses, but when drank in a morning, it is called flannel’]

1. [late 18C–19C] beer mixed with gin, plus egg and spices.

2. [20C+] (US) a hot meal; thus collar a hot v., to eat a meal.

3. [1910s–20s] (US) sexual intercourse [hot adj. (1a)].

4. see hot property under hot adj.

In compounds

In phrases

on the hot

[mid-19C] (UK Und.) up to no good, engaged in crime.

three hots and a cot (n.)

[1950s+] (US) three meals a day plus a bed for the night, often used as a rate of payment.