Definitions of spying
  1. noun
    keeping a secret or furtive watch
    see moresee less
    type of:
    vigil, watch
    a purposeful surveillance to guard or observe
  2. noun
    the act of detecting something; catching sight of something
    synonyms: catching, detection, espial, spotting
    see moresee less
    type of:
    discovery, find, uncovering
    the act of discovering something
  3. noun
    the act of keeping a secret watch for intelligence purposes
    synonyms: undercover work
    see moresee less
    the systematic use of spies to get military or political secrets
    type of:
    intelligence, intelligence activity, intelligence operation
    the operation of gathering information about an enemy
Word Family