What does incongruous mean?

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From our dictionary:

in•con•gru•ous

Pronunciation: (in-kong'grOO-us), [key]
adj.
1. out of keeping or place; inappropriate; unbecoming: an incongruous effect; incongruous behavior.
2. not harmonious in character; inconsonant; lacking harmony of parts: an incongruous mixture of architectural styles.
3. inconsistent: actions that were incongruous with their professed principles.