verb (used with object), un·clogged, un·clog·ging.
- to free of an obstruction or impediment: to unclog a drain; to unclog rush-hour traffic.
verb (used without object), un·clogged, un·clog·ging.
- to become unclogged: I can’t wash the dishes until the drain unclogs.
verb -clogs, -clogging or -clogged
- (tr) to remove an obstruction from (a drain, etc)