skeg
/skɛɡ/
noun
- A fin-like part at the bottom of a boat or surfboard that helps keep it moving straight and stable in the water.
- The surfer replaced the broken skeg on his board before heading out to the waves.
- A small skeg on the kayak's hull helps it track straight through the current.
- The boat's skeg was damaged when it hit a submerged rock near the shore.
Synonyms