Adjective unimpressive has 1 sense
- unimpressive - not capable of impressing
Antonyms: impressive, amazing, awe-inspiring, awesome, awful, awing, arresting, sensational, stunning, astonishing, astounding, staggering, stupefying, baronial, imposing, noble, stately, dazzling, eye-popping, fulgurant, fulgurous, dramatic, spectacular, striking, expansive, formidable, gallant, lofty, majestic, proud, grandiose, heroic, grand, important-looking, mind-boggling, signal, thundering, brilliant, glorious, magnificent, splendid, palatial
,