big-time operator (noun) businessperson: professional working person
Sinonime: actual, categorical,
conclusive,
consummate,
decided,
decisive, definite,
exact,
factual,
fixed,
genuine,
infallible, positive,
precise, sure, unambiguous,
undeniable, unequivocal, unmitigated, unquestionable
Antonime: conditional,
dependent,
limited,
partial