on one's good behavior

see on one's best behavior.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

One cannot always be on one's good behavior," Flossy murmured; "and, as long as one looks nice and gives him a word or two now and then, just to keep him in good-humor——" "So long, you think, he will be kind to you?