Adjective
(not comparable)
- (idiomatic) Enthusiastic.
- The argument was hot and heavy.
- (idiomatic) Passionate.
- They had a hot and heavy love affair during the Summer.
Adverb
(not comparable)
- (idiomatic, slang) Enthusiastically.
- They were arguing hot and heavy.
- (idiomatic, slang) Passionately; lustily.
- They were in the back seat of the car going at it hot and heavy.
