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Etymology

loophole

/ˈluːpˌhoʊl/

noun

Origin

Middle Low German

lūpen + hol — to peer/look + hole

Overview

Meaning Now

  • An ambiguity, inadequacy, or technicality in a law, contract, or set of rules that allows one to circumvent or avoid the intended purpose of the regulation.
  • A narrow opening in a wall or fortification through which missiles or arrows could be discharged.

Literal older meaning

An opening (loop) through which to look or shoot.

Language path

Middle Low German → Middle English → English

Earliest form

loupehole

Earliest period

16th century

Journey

The term originated as a technical architectural feature in medieval fortifications. By the late 16th and early 17th centuries, the metaphor was applied to abstract situations, specifically as a 'way out' or a 'means of escape' from restricted conditions, eventually solidifying into the modern legal and bureaucratic sense of circumventing rules.

Evolution

  1. 16th century

    loupehole

    “a narrow aperture for viewing or shooting”

    Used in military contexts.

  2. 17th century

    loophole

    “an opening in a fortification”

  3. 18th century

    loophole

    “a means of escape or evasion”

    Figurative extension from the concept of an opening for flight or exit.

Connections

Word parts

loop

root

to peer, watch, or look

hole

root

an aperture or cavity

Related across languages

  • Middle Dutch

    luupen

    to watch or peer

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External references use DefinedTerm semantics.