Definition, Meaning & Synonyms
high-water-mark
noun
/haɪ ˈwɔːtər mɑrk/

Definition
The highest level reached by a body of water, especially during a flood or tide.

Examples
- The high-water-mark of the river was reached after the heavy rains last week.
- The company’s profits hit a high-water-mark in the last quarter of the year.
- During the storm, the water rose to its high-water-mark, damaging several homes.

Meaning
It can also refer to a point of maximum achievement or success.

Synonyms
- Peak
- Summit
- Apogee
- Climax