gavel-to-gavel en · ADJ
Etymology
From the fact that, in a court of law, a gavel is often used when opening a case and after the final jurisdiction.
Meanings
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(not-comparable) From the start of an official proceeding to the finish.
After the experiment was widely deemed a success, the House voted 342-44 to make gavel-to-gavel broadcast permanent.
2010, David Brian Robertson, Loss of Confidence: Politics and Policy in The 1970s, →ISBN, page 32: