say it: SAHR-kaz-uhm
sarcasm is a noun meaning "witty language used to convey insults or scorn". It carries one recorded sense.
witty language used to convey insults or scorn
“he used sarcasm to upset his opponent”
“irony is wasted on the stupid”
“Satire is a sort of glass, wherein beholders do generally discover everybody's face but their own”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for sarcasm come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.