Standard Lemma guide

water-thief

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A thief or robber on the water, hence, a pirate.

Definition source: English Wiktionary via Wiktextract

Usage: archaic, rare

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A valve with multiple connections that permits bleeding a large line through several subordinate lines.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From water + thief.

Calque of Ancient Greek κλεψύδρα (klepsúdra, “pipette”, literally “water-thief”), equivalent to water + thief.