hard stuff

noun, Slang.
1.
strongly addictive drugs.
2.
liquor with a high alcoholic content; hard liquor.
Origin
1950-55
Slang definitions & phrases for hard stuff

hard stuff

noun

Whiskey and other strong liquors; spirits; hard liquor: The troubles the hard stuff inflicts on men with no defense against it (1891+)

noun phrase
  1. hard drug (1960s+ Narcotics)
  2. Money, esp loot or other illicit gain (1910+ Underworld)