least

Chiefly preceded by the: superlative form of little: most little.; Chiefly used with abstract nouns: less than all others in extent or size; littlest, smallest.

• least common multiple

Chiefly preceded by the: superlative form of little: most little.; Chiefly used with abstract nouns: less than all others in extent or size; littlest, smallest.

• least weasel

Chiefly preceded by the: superlative form of little: most little.; Lowest in importance or status; most insignificant or unimportant.archaic

• But if I thriue, the gaine of my attempt, / The leaſt of you, ſhall ſhare his part thereof.
• And thou Bethlehem in the land of Juda, art not the leaſt among the Princes of Juda: for out of thee ſhall come a Gouernour, that ſhall rule my people Iſrael.

Chiefly preceded by the: superlative form of little: most little.; Followed by an agent noun: of a person: who does some action to the smallest degree.obsolete

Chiefly preceded by the: superlative form of little: most little.; Smallest in amount or extent.

• He earns the least money in his family.
• Of all the sisters, she has the least patience.

Chiefly preceded by the: superlative form of little: most little.; Followed by a plural noun: the smallest number of; the fewest.

• Whichever queue contains the least items by the time this logic branch is reached will be executed first.

Chiefly preceded by the: superlative form of little: most little.; Any, no matter how small in amount or extent.

• not even the least amount
• It is indicative of his true character that he could not manage to show even the least bit of courtesy in such a situation.

In a degree below all others; in the lowest or smallest degree.negativesuperlative

• My best routine was the one I had practised the least.
• I don’t much like housework, and doing the dishes least of all.

Used to form superlatives of adjectives, especially those that do not form the superlative by adding -est.negativesuperlative

• It was the least surprising thing.

Preceded by the: superlative form of little: most little; the lowest-ranking or most insignificant person or (sometimes) group of people.

• even the least of
• The pastor preached that even the least of God’s creatures deserves freedom from needless or idle cruelty.

Something of the smallest possible extent; an indivisible unit; a minimum.

Chiefly preceded by the: superlative form of little: most little; the smallest amount or extent of something.

• I’m giving least of all towards her present.

At least.informalnonstandard

• “Why he took and dipped his hand in a rotten stump where the rain water was.” “In the day time?” “Certainly.” “With his face to the stump?” “Yes. Least I reckon so.”
• What a stupid white privileged POS I am! Least I call myself out.