There are 17 meanings listed in OED's entry for the word worst, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.
Definition of worst adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Atlanta Journal-Constitution: ICE said ‘Worst of the Worst’ were on streets. Many were already in jail.
ICE said ‘Worst of the Worst’ were on streets. Many were already in jail.
USA TODAY: Who are ICE's 'worst of the worst' in Wisconsin? Most were already in prison
The meaning of WORST is most corrupt, bad, evil, or ill. How to use worst in a sentence.
WORST definition: 1. superlative of bad: of the lowest quality, or the most unpleasant, difficult, or severe: 2. the…. Learn more.
Define worst. worst synonyms, worst pronunciation, worst translation, English dictionary definition of worst. adj. Superlative of bad1 ill 1. Most inferior, as in quality, condition, or effect: the worst hitter on the team.
Worst is used to form the superlative of compound adjectives beginning with bad' and badly.' For example, the superlative of badly-affected' is worst-affected.'
worst /wɜrst/ adj., superlative of bad and ill. most faulty or unsatisfactory: the worst job I've ever seen. most unpleasant, unattractive, or disagreeable. least efficient or skilled: The worst drivers in the country come from that state. something that is worst: Prepare for the worst. in the worst manner. in the greatest degree. beat.
worst, adj. & n. meanings, etymology and more | Oxford English Dictionary