pull up one's socks and reef, reef knot, reef shark

Formal and Informal Expressions of reef

In different contexts, you can replace 'reef' with suitable alternatives. In a more formal setting, 'barrier, shoal' is apt. In informal speech or writing, 'rock' is a commonplace synonym.

reef: Explore its Definition & Usage

reef Definition

a ridge of jagged rock, coral, or sand just above or below the surface of the sea.

Using reef: Examples

Take a moment to familiarize yourself with how "reef" can be used in various situations through the following examples!

Example
The ship hit a reef and sank.
Example
The divers explored the coral reef.
Example
The waves crashed against the reef.
Example
The lighthouse warned ships of the dangerous reef ahead.

reef Synonyms and Antonyms

Synonyms for reef

Phrases with reef

pull up one's socks and reef
to make an effort to improve one's performance or behavior
Example
After receiving a poor grade on his exam, he decided to pull up his socks and reef.
reef knot
a knot used to tie two ends of a rope or line together
Example
He used a reef knot to secure the sail to the mast.
reef shark
a small shark that inhabits coral reefs
Example
The reef shark is a common sight for divers exploring the coral reefs.

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Summary: reef in Brief

The term 'reef' [riːf] refers to a ridge of jagged rock, coral, or sand just above or below the surface of the sea. It can be a barrier or shoal, as in 'The ship hit a reef and sank.' 'Reef' also extends into phrases like 'pull up one's socks and reef,' meaning to make an effort to improve one's performance or behavior.