Simple past tense and past participle of dust off.
Dusted-off Sentence Examples
She rose and dusted off her legs from where she'd knelt.
Dean dusted off a Christmas present bottle of VO with thoughts of re-igniting the glow from Ethel's gin and chasing away the gloom of the empty house but one sip and he re-capped the jug, deciding it wasn't a good idea.
While Cynthia might have suggested some fillers, her sympathy from yesterday's debate debacle continued to prevail and she just wished him good riding as he dusted off his bicycle for a morning ride.
You've pulled your cleats out of the back of your closet and dusted off home base, only to realize you're missing one essential baseball playing ingredient-a baseball bat.