rare. [f. BY- 4 + DOING.] † a. An additional or extra act. b. A casual by-work, parergon.

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1496.  Dives & Paup. (W. de W.), IV. xx. 185/2. Yf he were bounde to all suche bydoynges.

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1842.  J. H. Newman, Ch. of Fathers, 86. The by doings of this man are more precious … than what others do with labour.

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