Usually means: Impervious to escape or entry.
Definitions Related words Mentions History
We found 15 dictionaries that define the word leakproof:

General (15 matching dictionaries)
  1. leakproof: Merriam-Webster
  2. leakproof: Oxford Learner's Dictionaries
  3. leakproof: American Heritage Dictionary of the English Language
  4. leakproof: Collins English Dictionary
  5. leakproof: Vocabulary.com
  6. leakproof: Wordnik
  7. leakproof: Wiktionary
  8. leakproof: Webster's New World College Dictionary, 4th Ed.
  9. leakproof: The Wordsmyth English Dictionary-Thesaurus
  10. leakproof: Infoplease Dictionary
  11. leakproof: Dictionary.com
  12. leakproof: Rhymezone
  13. leakproof: FreeDictionary.org
  14. leakproof: Mnemonic Dictionary
  15. leakproof: TheFreeDictionary.com

(Note: See leak as well.)

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Definitions from Wiktionary (leakproof)

▸ adjective:  Resistant to leaks; hermetic, sound; as of a dry cell battery.
▸ verb:  (transitive) To make resistant to leakage.

Similar:
watertight, seaworthy, leak-proof, airproof, self-sealing, air-proof, dampproof, solventproof, moistureproof, spillproof, more...

Opposite:
permeable, porous, punctured, holed

▸ Words similar to leakproof

▸ Usage examples for leakproof

▸ Idioms related to leakproof

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▸ Popular nouns described by leakproof

▸ Words that often appear near leakproof

▸ Rhymes of leakproof

▸ Invented words related to leakproof

Similar:
watertight, seaworthy, leak-proof, airproof, self-sealing, air-proof, dampproof, solventproof, moistureproof, spillproof, more...

Opposite:
permeable, porous, punctured, holed



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