1. to block or obstruct a passage, pipe, or opening
2. to become blocked or obstructed

1. a blockage or obstruction in a pipe, drain, or passage
2. a wooden shoe, typically worn in some European countries

Examples

• Hair and soap can clog the bathroom drain.
• The sink clogged after we washed the dishes.
• There’s a clog in the kitchen pipe that needs fixing.
• She wore traditional wooden clogs to the festival.
• Leaves often clog the gutters in autumn.
• The plumber removed a large clog from the toilet.
• Dutch clogs are popular souvenirs for tourists.