exposededge
nounUK /ɪkˈspəʊzd ɛdʒ/
US /ɪkˈspoʊzd ɛdʒ/
The sharp, open side of something that is not covered or protected.
Be careful of the exposed edge of the broken glass.
OTHER MEANINGS
2. The part of a cliff or ledge that has nothing in front of it.
The hikers stayed away from the exposed edge of the cliff.
3. A side of a picture or page that is not hidden by a frame or cover.
Dust gathered along the exposed edge of the old photograph.
4. A weak or open point in a plan or defense.
The general found an exposed edge in the enemy's line.