determiner
The most little; the smallest amount or quantity of something.
adverb
Used for forming superlatives of adjectives, especially those that do not form the superlative by adding -est.
In the smallest or lowest degree; in a degree below all others.
noun
(philosophy) Something of the smallest possible extent; an indivisible unit.
adjective
(archaic, outside of fixed terms) superlative form of little: most little; littlest.
preposition phrase
(informal, nonstandard) At least.