English · Idiom Historical

pilot fish

Preserved but no longer current.

Both English Tiếng Việt

Meaning · English

The small sea-fish, Naucrates ductor, so called because it is supposed to pilot the shark to its prey.

Nghĩa · Tiếng Việt

Loài cá biển nhỏ được cho là dẫn đường cho cá mập

Machine-translated — suggest a fix

Era: ca. 1898 (Victorian)

Sources & notes

Reproduced from Brewer’s Dictionary of Phrase and Fable (1898 edition, public domain; archive.org, retrieved 2026-07-31; OCR text, minor errors possible). Reflects the scholarship and attitudes of its era.

Topics: Fish Historical slang (1800s)

Common questions

What does “pilot fish” mean?

The small sea-fish, Naucrates ductor, so called because it is supposed to pilot the shark to its prey.

Is “pilot fish” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.

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