verb · to be demoted, reduced in rank, or stripped of an official title

那名官员因犯错被驳落了官衔。

to fail a competitive examination

他在这场科举考试中不幸驳落。

to peel off or flake away, often resulting in a mottled or patchy appearance (of paint, plaster, or colors)

老屋墙上的漆皮已经多处驳落。