obstructed so as to prevent or hinder flow of a fluid; -- of conduits; as, clogged pipes; clogged arteries.

stopped up; clogged up; "clogged pipes"; "clogged up freeways"; "streets choked with traffic"

loaded with something that hinders motion; "The wings of birds were clogged with ice and snow"-Dryden

filled beyond capacity (with people or vehicles), so as to retard movement; as, The store aisles were clogged with shoppers on the day before Christmas.; The clogged highways made me miss my appointment..

thickened or coalesced in soft thick lumps (such as clogs or clots); "clotted blood"; "seeds clogged together"