flag signal
- noun
- Specialized
- During the naval exercise, the admiral instructed his fleet to use flag signals for all communications.
Examples
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The military strategists devised flag signals to coordinate troop movements without alerting the enemy.
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He quickly developed an interest in the Union flag-signal system, and he studied it intensely.
Blog text (34) -
The sailors communicated with each other using flag signals to relay their positions.
Synonyms
A gesture or sound that tells someone to act
A message shown by lights, signs or gestures to give people information
A rectangular piece of cloth ships use to send short messages
A flag you wave to send messages to people far away
A flag sailors use to send messages between ships at sea
A flag used to send messages between ships
How Complex
- Specialized
- Specialized
- Specialized
Surface Forms
Morphology
The meaning 'a method of sending messages by displaying or moving flags' is directly and compositionally derivable from 'flag' (a piece of cloth) + 'signal' (a cue or gesture). This noun–noun combination follows a common pattern (a signal made with a flag) and is cross-linguistically transparent (e.g., semaphore equivalents), so a B1 learner who knows both words would readily infer the meaning.
Etymology
Flag signal comes from the simple image of a bright flag shown or waved to make a signal so people far away could 'receive a message'. That's why a flag signal means a message sent by showing or moving flags.