Jekyll and Hyde
1 ENTRIES FOUND:
Britannica Dictionary definition of JEKYLL AND HYDE
[singular]
:
someone who is sometimes good and pleasant and sometimes very rude or bad
-
He's a real Jekyll and Hyde who can become violent without warning.
-
his Jekyll and Hyde tendencies
◊ This term comes from “The Strange Case of Dr. Jekyll and Mr. Hyde,” a story by Robert Louis Stevenson. In the story, Dr. Jekyll is a scientist who creates a liquid that changes him from a good man to the evil Mr. Hyde when he drinks it.
