a roving eye

a roving eye

  (humorous)
if someone has a roving eye, they are sexually attracted to people other than their partner She left her husband because she was fed up with his roving eye.
See also: eye, roving
References in periodicals archive ?
She never married him as it turned out he had a roving eye.
Now the emphasis has shifted to a kind of rebus aesthetic, in which various visual clues must be read by a roving eye that actively pieces together a possible story, like panels from a comic strip rearranged into inventive formal configurations.
Martha marries an abusive younger man with a roving eye and a habit of spending his days at the Rose Crown.