n. the rounded, open mouth of a dead person with the tongue hanging out like the tail of a capital Q. (A semijocular usage. Hospitals. See also O-sign; in the Q-zone.) : The old lady in the corner room is giving the Q-sign.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw-Hill Education.
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