Definitions:

1. In figurative context, refers to cold or emontionless behavior. NOUN
   • His ice-water demeanor made it hard to tell what he was thinking.
2. Refers to water that is chilled or contains ice, making it very cold. NOUN
   • The waiter served ice water with lemon slices at the restaurant.

Synonyms:

• chilled water
• emotionless demeanor
• frosty personality
• refrigerated water
• water with ice