Serious spy Synonyms

Definitions for Serious


  • (adjective) not joking or playful in mood or manner
  • (adjective) having a matter of importance as its topic
  • (adjective) involving potential loss or injury

Definitions for Spy


  • (verb) to make note of (something) through the use of one's eyes
  • (noun) a person who tries secretly to obtain information for one country in the territory of another usually unfriendly country
  • (noun) (military) a secret agent hired by a state to obtain information about its enemies or by a business to obtain industrial secrets from competitors