spyhole

/ ˈspaɪˌhəʊl /

noun

1. a small hole in a door, etc through which one may watch secretly; peephole

Example Sentences

Police believe a contract killer watched him through a spyhole in his fence at his property, before scaling the fence and shooting him at the only spot not covered by CCTV.

From BBC

At about 17:30 BST, a suspect believed to be a contract killer scaled his garden fence having seemingly watched him through a carved-out spyhole.

From BBC

Brock told Fox News that she, too, was immediately subject to Brunel's unwanted advances, and she later even discovered a spyhole built into the bathroom.

From Fox News

Through the spyhole in the hotel room door, she could see masked workers sterilising hallway carpets daily.

From Reuters

A notorious conman shot dead in his garden may have been watched by his killer through a fence spyhole before his death, police have said.

From BBC