dɪˈskɹaɪ

ɪˈspaɪ saɪt snuːp spɒt spɑt spaɪ spaɪ stæɡ secretly collect sensitive or classified information; engage in espionage spy for the Russians watch, observe, or inquire secretly catch sight of catch sight of; to perceive with the eyes he caught sight of the king's men coming over the ridge (military) a secret agent hired by a state to obtain information about its enemies or by a business to obtain industrial secrets from competitors a secret watcher; someone who secretly watches other people my spies tell me that you had a good time last night