what is meant by clogging
â¢ CLOGGED (adjective). The adjective CLOGGED has 3 senses: 1. thickened or coalesced in soft thick lumps (such as clogs or clots). 2. stopped up; clogged up. 3. loaded with something that hinders motion. Familiarity information: CLOGGED used as an adjective is uncommon.. thickened or coalesced in soft thick lumps (such as clogs or clots). 2. stopped up; clogged up. 3. loaded with something that hinders motion. Familiarity information: CLOGGED used as an adjective is uncommon.