What is the meaning of the word "ice cube"?

Definitions:

  1. A small, typically cube-shaped piece of ice made by freezing water in a mold or tray. copy to clipboard NOUN
    • He filled the ice cube tray with water and placed it in the freezer. copy to clipboard
  2. Any small piece of ice used for cooling drinks. copy to clipboard NOUN
    • During the hot summer day, they enjoyed iced tea with plenty of ice cubes. copy to clipboard

Synonyms: