The demon drink
Definition 1 of 1
Pro Tip 1/3Negative Connotation
The phrase implies negative effects or consequences of alcohol consumption. 
After the accident, he blamed the demon drink for his poor judgment.
Pro Tip 2/3Metaphor Usage
'The demon drink' is a metaphor suggesting alcohol has a destructive, almost evil influence. 
Many great writers have battled with the demon drink at some point in their lives.
Pro Tip 3/3Cultural Associations
The phrase is often used within discussions on social problems or addiction. 
The community program aims to help those suffering from the demon drink.