·noun A spy; a scout.
II. Espy ·vt To inspect narrowly; to examine and keep watch upon; to Watch; to Observe.
III. Espy ·vi To look or search narrowly; to look about; to Watch; to take notice; to Spy.
IV. Espy ·vt To catch sight of; to perceive with the eyes; to discover, as a distant object partly concealed, or not obvious to notice; to see at a glance; to discern unexpectedly; to Spy; as, to espy land; to espy a man in a crowd.