lock down

L l

Transcription

- US Pronunciation
- US IPA
- [lok doun]
- /lɒk daʊn/

- US Pronunciation
- US IPA
- [lok doun]
- /lɒk daʊn/

Definitions of lock down words

noun lock down a device for securing a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a key, dial, etc. 1
noun lock down a contrivance for fastening or securing something. 1
noun lock down the mechanism that explodes the charge; gunlock. safety (def 4). 1
noun lock down any device or part for stopping temporarily the motion of a mechanism. 1
noun lock down an enclosed chamber in a canal, dam, etc., with gates at each end, for raising or lowering vessels from one level to another by admitting or releasing water. 1
noun lock down an air lock or decompression chamber. 1

See all 26 definitions of lock down

Information block about the term

Origin of lock down

First appearance:

before 900

One of the 4% oldest English words

before 900; Middle English; Old English loc fastening, bar; cognate with Middle Low German lok, Old High German loh, Old Norse lok a cover, lid, Gothic -luk in usluk opening; akin to Old English lūcan to shut

Historical Comparancy

Parts of speech for Lock down

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Lock down

lock down popularity

A common word. It’s meaning is known to most children of preschool age. About 99% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

lock down usage trend in Literature

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