big of one

Idioms  

1. Generous of one, as in It was big of Bill to give his brother his entire paycheck. This expression may be used either straightforwardly (as above) or sarcastically, as in How big of you to save the absolute worst seat for me. [c. 1940]

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Example Sentences

But how big of one, especially for a song like “Easy on Me” — a classic piano torch ballad that ignores virtually all contemporary pop standards — was unclear.

From New York Times • Oct. 25, 2021

Arizona will play in a bowl game, though not as big of one had it beaten Arizona State.

From Washington Times • Nov. 25, 2017