First Known Use: before 12th century
Dictionary
1least
adjective \ˈlēst\
: smallest in amount or degree
Full Definition of LEAST
superlative of 1little
1
: lowest in importance or position
2
a : smallest in size or degree b : being a member of a kind distinguished by diminutive size <the least bittern> c : smallest possible : slightest
See least defined for English-language learners
See least defined for kids
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Origin of LEAST
Middle English leest, from Old English lǣst, superl. of lǣssa less
2least
noun
Definition of LEAST
: one that is least
— at least
1
: at the minimum <at least once a week>
2
: in any case <at least you have a choice>
See least defined for English-language learners
First Known Use of LEAST
12th century
3least
adverb
: in or to the smallest degree
Full Definition of LEAST
superlative of 2little
: in the smallest or lowest degree
— least of all
: especially not <no one, least of all the children, paid attention>
See least defined for English-language learners
First Known Use of LEAST
13th century
LEAST[1] Defined for Kids
1least
adjective \ˈlēst\
Definition of LEAST for Kids
superlative of 1little
: smallest in size or degree <The least noise startles her.>
2least
noun
Definition of LEAST for Kids
: the smallest or lowest amount or degree <I don't mind in the least.>
— at least
1
: not less or fewer than <Read at least 20 pages.>
2
: in any case <At least you have a choice.>
3least
adverb
Definition of LEAST for Kids
superlative of 2little
: in or to the smallest degree <You arrived when I least expected you.>
Medical Dictionary
least
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