any act of molesting or interrupting or hindering or disquieting or agitating or arousing from a state of repose or otherwise depriving inhabitants of the peace and quiet to which they are entitled
(sports) a serve that is illegal (e.g., that lands outside the prescribed area); "he served too many double faults"
responsibility for a bad situation or event; "it was John's fault"
(electronics) equipment failure attributable to some defect in a circuit (loose connection or insulation failure or short circuit etc.); "it took much longer to find the fault than to fix it"
(geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other; "they built it right over a geological fault"; "he studied the faulting of the earth's crust"
fallibility as indicated by erring or a tendency to err
(Christianity) holding views that disagree with accepted doctrine; especially disagreement with papal infallibility; "he denies the errancy of the Catholic Church"