high-water-mark

The high-water-mark on the pier post shows the tide's peak.

Definition

1. Noun:
   • A mark indicating the highest level reached by a body of water: "high-water-mark" refers to a physical mark, line, or indicator showing the maximum height that water, such as a river, lake, or ocean tide, has reached during a flood or high tide.
   • Figurative meaning: the highest point or peak of achievement: In a metaphorical sense, "high-water-mark" denotes the most successful, prosperous, or advanced stage of something, such as a career, a cultural movement, or a period of history.

Usage Examples

• Literal use:

  • The high-water-mark on the bridge pillar showed that the river had risen three meters during the storm. (The physical mark indicated the water's maximum height.)
  • After the tide receded, we could see the high-water-mark left by the seaweed and debris on the beach. (A visible line left by the highest water level.)

• Figurative use:

  • The novel is considered the high-water-mark of 19th-century American literature. (The highest point of literary achievement in that period.)
  • Her Olympic gold medal was the high-water-mark of her athletic career. (The peak of her success as an athlete.)

Advanced Usage

• "to reach a high-water-mark": to attain the highest level or best performance.

  • The company's profits reached a high-water-mark in 2022 before the economic downturn. (Profits peaked at their maximum.)

• "to be past the high-water-mark": to have already passed the point of greatest success or activity.

  • Many historians argue that the empire was past its high-water-mark after the failed invasion. (The empire had already declined from its peak.)

Variants and Related Words

• High-water (adj): relating to the highest level of water.

  • The high-water line was clearly visible on the coastal cliffs. (The line marking the highest tide.)

• Mark (n): a visible impression or indication.

  • The flood left a dark mark on the wall. (A physical sign.)

Synonyms

• Peak: the highest point or maximum.
  • The company's performance hit its peak in the third quarter. (The highest level.)
• Culmination: the highest or climactic point of something.
  • The concert was the culmination of months of preparation. (The final and highest point.)
• Acme: the point at which something is at its best or most advanced.
  • The invention represented the acme of modern engineering. (The highest stage of development.)

Phrasal Verbs

• Mark up: to make marks on a surface (not directly related but shares the word "mark").
  • The engineer marked up the blueprint to show the new measurements. (Added marks for clarity.)

Related Idioms

• High tide: a period of maximum success or activity (similar to "high-water-mark").

  • The company's high tide was during the tech boom of the 1990s. (The most successful period.)

• Water under the bridge: past events that are no longer important.

  • All those arguments are just water under the bridge now. (Unimportant past events.)