under-keeper

un·der-keep·er

U u

Definitions of under-keeper word

noun under-keeper a person who guards or watches, as at a prison or gate. 1
noun under-keeper a person who assumes responsibility for another's behavior: He refused to be his brother's keeper. 1
noun under-keeper a person who owns or operates a business (usually used in combination): a hotelkeeper. 1
noun under-keeper a person who is responsible for the maintenance of something (often used in combination): a zookeeper; a groundskeeper. 1
noun under-keeper a person charged with responsibility for the preservation and conservation of something valuable, as a curator or game warden. 1
noun under-keeper a person who conforms to or abides by a requirement: a keeper of his word. 1

before 1250

One of the 11% oldest English words

First recorded in 1250-1300, keeper is from the Middle English word keper. See keep, -er1

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 93% 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".