hang-up
hang-up {n.}, {informal} (stress on "hang")
1. A delay in some process.
The mail has been late for several days; there must be some hang-up with the trucks somewhere.
2. A neurotic reaction to some life situation probably stemming from a traumatic shock which has gone unconscious.
Doctor Simpson believes that Suzie's frigidity is due to some hang-up about men.
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Source: A Dictionary of American Idioms
