shut in

verb

shut in; shutting in; shuts in
Synonyms of shut innext

transitive verb

1
2
: to prevent production of (oil or gas) by closing down a well

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of shut in was in the 14th century

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Cite this Entry

“Shut in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/shut%20in. Accessed 11 Jun. 2026.

Kids Definition

shut-in

noun
ˈshət-ˌin
: a sick person unable to go outdoors

Medical Definition

shut-in

1 of 2 noun
: a person who is confined to home, a room, or bed because of illness or incapacity

shut-in

2 of 2 adjective
1
: confined to one's home or an institution by illness or incapacity
2
: tending to avoid social contact : withdrawn
diagnostic and prognostic significance of the shut-in personality typeS. K. Weinberg

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