Definitions

1. verb

to catch sight of or see something, especially something that is difficult to see

“She espyed a deer in the woods from a distance.”

2. verb

to discover or find something, especially something that is hidden or secret

“He espied a valuable treasure in the ancient ruins.”

3. noun

an act of seeing or discovering something, especially something that is difficult to see

“The espy of the eagle was a rare sight in the wild.”