Green’s Dictionary of Slang

1. hot.

1703		Hell Upon Earth 5: Ard, hot.
c.1786		Grose Classical Dict. of the Vulgar Tongue ms. additions .
1788, 1796		Grose Classical Dict. of the Vulgar Tongue (2nd, 3rd edn).
1811		Lex. Balatronicum.
1812–45		B.M. Carew Life and Adventures.
1823		Egan Grose’s Classical Dict. of the Vulgar Tongue.

2. (UK Und.) in fig. use, vehement.

c.1850

Duncombe New and Improved Flash Dict.