solecism \SOL-uh-siz-uhm\, noun:
1. A nonstandard usage or grammatical construction; also, a minor blunder in speech.
2. A breach of good manners or etiquette.
3. Any inconsistency, mistake, or impropriety.
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| After the recent unpleasantness, wearing one of these to the RBR tailgate would be an unpardonable solecism. |