say it: foyld
foiled is an adjective meaning "disappointingly unsuccessful". It carries one recorded sense.
disappointingly unsuccessful
“disappointed expectations and thwarted ambitions”
“their foiled attempt to capture Calais”
“many frustrated poets end as pipe-smoking teachers”
“his best efforts were thwarted”
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 foiled 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.