loophole Meaning, Definition & Usage

noun an ambiguity (especially one in the text of a law or contract) that makes it possible to evade a difficulty or obligation
noun a small hole in a fortified wall; for observation or discharging weapons

(Mil.) A small opening, as in the walls of fortification, or in the bulkhead of a ship, through which small arms or other weapons may be discharged at an enemy.
A hole or aperture that gives a passage, or the means of escape or evasion. 3. (Fig.) (Law) An amibiguity or unintended omission in a law, rule, or contract which allows a party to circumvent the intent of the text and avoid its obligations under certain circumstances. -- used usually in a negative sense; -- distinguished from "escape clause" in that the latter usually is included to deliberately allow evasion of obligation under certain specified and foreseen circumstances.