Definitions

1. noun

a veil or a covering for the head, especially one worn by a woman as a sign of mourning

“The widow wore a black vail to the funeral.”

2. verb

to cover or conceal something, especially with a veil

“The trees vailed the view of the valley below.”

3. verb

to decline or refuse something

“She vailed her offer to help with the project.”

4. noun

a waterfall, especially one in the mountains

“The tourist hiked behind the vail to see the waterfall up close.”

5. noun

a slope or incline of the earth, especially one forming the side of a valley

“The hikers climbed up the steep vail to reach the top.”