pesterer pester • pesteringly · · · Info · Definitions · Synonyms · Characters · · pesterer · · Text Latin · · Script 8 · · Length Definitions · · · (noun) a persistently annoying person. Synonyms: pest, blighter, cuss, gadfly. · · Noun Definition 1 Synonyms · · · pest · · Synonym 1 blighter · · Synonym 2 cuss · · Synonym 3 gadfly · · Synonym 4 Characters · · e latin small letter e U+0065 p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074