Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
deuced is an adjective meaning "expletives used informally as intensifiers". It carries one recorded sense.
expletives used informally as intensifiers
“he's a blasted idiot”
“it's a blamed shame”
“a blame cold winter”
“not a blessed dime”
“I'll be damned (or blessed or darned or goddamned) if I'll do any such thing”
“he's a damn (or goddam or goddamned) fool”
“a deuced idiot”
“an infernal nuisance”
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 deuced come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.