Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun prison_guard
1 sense of prison guard
Sense 1
prison guard, jailer, jailor, gaoler, screw, turnkey -- (someone who guards prisoners)
=> lawman, law officer, peace officer -- (an officer of the law)
=> keeper -- (someone in charge of other people; "am I my brother's keeper?")