Antonyms of adj run-of-the-mill

1 sense of run-of-the-mill

Sense 1
run-of-the-mill, run-of-the-mine, mine run, unexceptional -- (not special in any way; "run-of-the-mill boxing"; "your run-of-the-mine college graduate"; "a unexceptional an incident as can be found in a lawyer's career")

INDIRECT (VIA ordinary) -> extraordinary -- (beyond what is ordinary or usual; highly unusual or exceptional or remarkable; "extraordinary authority"; "an extraordinary achievement"; "her extraordinary beauty"; "enjoyed extraordinary popularity"; "an extraordinary capacity for work"; "an extraordinary session of the legislature")

Similarity of adj run-of-the-mill

1 sense of run-of-the-mill

Sense 1
run-of-the-mill, run-of-the-mine, mine run, unexceptional -- (not special in any way; "run-of-the-mill boxing"; "your run-of-the-mine college graduate"; "a unexceptional an incident as can be found in a lawyer's career")
       => ordinary (vs. extraordinary) -- (not exceptional in any way especially in quality or ability or size or degree; "ordinary everyday objects"; "ordinary decency"; "an ordinary day"; "an ordinary wine")