Recognized as a particularly pesky class of anthropogenic pollutants, per- and polyfluoroalkyl substances (PFAS) can take root in land once given the opportunity, according to the …

Due to pesky entropy and the second law of thermodynamics, you can't get all the heat you put in back out as work.

Define pesky. pesky synonyms, pesky pronunciation, pesky translation, English dictionary definition of pesky. adj. pes·ki·er , pes·ki·est Informal Troublesome; annoying: a pesky …

Definition of pesky adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Dec 14, 2025 · pesky (comparative peskier, superlative peskiest) (informal) Annoying, troublesome, irritating (usually of an animal or child). synonym Synonyms: see Thesaurus: …

The ladybugs were beneficial insects, eating the pesky aphids. Longer dresses add a touch of casual elegance while helping to shield your legs from pesky mosquitos. Most of the time there …

pesky, adj. & adv. meanings, etymology, pronunciation and more in the Oxford English Dictionary

PESKY definition: annoyingly troublesome; pesty. See examples of pesky used in a sentence.

The word pesky is an old word from New England, as in “like a pest,” but in a funny accent. Different people find different things pesky, but pesky things are never terrible, just very …

pesky in British English (ˈpɛskɪ ) adjective Word forms: peskier, peskiest informal, mainly US and Canadian