less /lɛs/USA pronunciation
adv., [a comparative of little with least as superlative.]
to a smaller length, amount, or degree:a less-developed country.
[much/still + ~] to say nothing of:I could barely pay for my own meal, much less hers.
[with a negative word or phrase] in any way different; other:He's nothing less than a thief.
adj., [a compar. of little with least as superl.]
smaller in size, amount, degree, etc.:He has less money than before.
lower in consideration, rank, or importance:complained to no less a person than the mayor (= to no one ranking lower than the mayor).
fewer:There were less than ten speakers before me.
a smaller amount or quantity:She eats less every day.
something not as important:People have been imprisoned for less.
subtracting:a year less two days.
Idiomsless and less, to a decreasing extent or degree:I see less and less of my sister these days.
- -less is attached to nouns to form adjectives with the meaning "without, not having (the thing or quality named by the noun)'':care + -less → careless; shame + -less → shameless
- -less is also attached to verbs to form adjectives with the meaning "that cannot be'' plus the -ed/en form of the verb;
or "that never'' plus the -s form of the verb:tire + -less → tireless (= that never tires); count + -less → countless (= that cannot be counted).