Jeez is defined as an expression used to show annoyance or surprise.
(interjection)When someone keeps waking you up by coming into your room, this is an example of when you might feel annoyed and use the expression "jeez" to express your annoyance.
See jeez in Webster's New World College Dictionary
interjection
Origin: euphemism for Jesus
See jeez in American Heritage Dictionary 4
interjection
Origin:
Origin: Alteration of Jesus1
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