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least

1 ENTRIES FOUND:
1 least /ˈliːst/ adjective
1 least
/ˈliːst/
adjective
Britannica Dictionary definition of LEAST
superlative form of 1little
: smallest in amount or degree

not (in) the least bit

see 1bit

take/follow the path/line of least resistance

see resistance
2 least /ˈliːst/ noun
2 least
/ˈliːst/
noun
Britannica Dictionary definition of LEAST

the least

: something of the lowest importance, strength, value, etc.
often + of

at least

: not less than a specified amount, level, etc.
used to say that something (such as a bad situation) could be or have been worse
used to indicate the smallest or easiest thing that someone can or should do
used to indicate that the truth of a statement might change or has changed
used to indicate that the truth of a previous statement is not certain

at the (very) least

used to indicate the least thing that is true, acceptable, desirable, or certain to happen

not (in) the least

: not at all : not in any way or respect

the least (someone) can do

: the smallest or easiest thing that someone can or should do

to say the least

used to emphasize a statement
3 least /ˈliːst/ adverb
3 least
/ˈliːst/
adverb
Britannica Dictionary definition of LEAST
superlative form of 2little
: in or to the smallest degree

last but not least

see 3last

least of all

: especially not

not least

formal
: especially or particularly