adj. 1. obstructed so as to prevent or hinder flow of a fluid; -- of conduits; as, clogged pipes; clogged arteries. Syn. -- choked. [ WordNet 1.5 ]
2. 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.. Syn. -- choked. [ PJC ]