Airtight Definition

ârtīt
adjective
Impermeable by air.
American Heritage
Too tight for air or gas to enter or escape.
Webster's New World
Having no weak points; sound.
An airtight excuse.
American Heritage
Having no flaws or weaknesses.
An airtight alibi.
Webster's New World
Giving no opening for attack; invulnerable.
An airtight defense.
Webster's New World
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Origin of Airtight

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